const INTERNAL_ERR: &'static str = "`ethabi_derive` internal error";
/// Contract's functions.
#[allow(dead_code, unused_imports, unused_variables)]
pub mod functions {
    use super::INTERNAL_ERR;
    #[derive(Debug, Clone, PartialEq)]
    pub struct AcceptTransferOwnership {}
    impl AcceptTransferOwnership {
        const METHOD_ID: [u8; 4] = [229u8, 234u8, 71u8, 184u8];
        pub fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            Ok(Self {})
        }
        pub fn encode(&self) -> Vec<u8> {
            let data = ethabi::encode(&[]);
            let mut encoded = Vec::with_capacity(4 + data.len());
            encoded.extend(Self::METHOD_ID);
            encoded.extend(data);
            encoded
        }
        pub fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            match call.input.get(0..4) {
                Some(signature) => Self::METHOD_ID == signature,
                None => false,
            }
        }
    }
    impl substreams_ethereum::Function for AcceptTransferOwnership {
        const NAME: &'static str = "accept_transfer_ownership";
        fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            Self::match_call(call)
        }
        fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            Self::decode(call)
        }
        fn encode(&self) -> Vec<u8> {
            self.encode()
        }
    }
    #[derive(Debug, Clone, PartialEq)]
    pub struct AddAssetType {
        pub id: substreams::scalar::BigInt,
        pub name: String,
    }
    impl AddAssetType {
        const METHOD_ID: [u8; 4] = [78u8, 152u8, 129u8, 39u8];
        pub fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            let maybe_data = call.input.get(4..);
            if maybe_data.is_none() {
                return Err("no data to decode".to_string());
            }
            let mut values = ethabi::decode(
                &[ethabi::ParamType::Uint(8usize), ethabi::ParamType::String],
                maybe_data.unwrap(),
            )
            .map_err(|e| format!("unable to decode call.input: {:?}", e))?;
            values.reverse();
            Ok(Self {
                id: {
                    let mut v = [0 as u8; 32];
                    values
                        .pop()
                        .expect(INTERNAL_ERR)
                        .into_uint()
                        .expect(INTERNAL_ERR)
                        .to_big_endian(v.as_mut_slice());
                    substreams::scalar::BigInt::from_unsigned_bytes_be(&v)
                },
                name: values
                    .pop()
                    .expect(INTERNAL_ERR)
                    .into_string()
                    .expect(INTERNAL_ERR),
            })
        }
        pub fn encode(&self) -> Vec<u8> {
            let data = ethabi::encode(&[
                ethabi::Token::Uint(ethabi::Uint::from_big_endian(
                    match self.id.clone().to_bytes_be() {
                        (num_bigint::Sign::Plus, bytes) => bytes,
                        (num_bigint::Sign::NoSign, bytes) => bytes,
                        (num_bigint::Sign::Minus, _) => {
                            panic!("negative numbers are not supported")
                        }
                    }
                    .as_slice(),
                )),
                ethabi::Token::String(self.name.clone()),
            ]);
            let mut encoded = Vec::with_capacity(4 + data.len());
            encoded.extend(Self::METHOD_ID);
            encoded.extend(data);
            encoded
        }
        pub fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            match call.input.get(0..4) {
                Some(signature) => Self::METHOD_ID == signature,
                None => false,
            }
        }
    }
    impl substreams_ethereum::Function for AddAssetType {
        const NAME: &'static str = "add_asset_type";
        fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            Self::match_call(call)
        }
        fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            Self::decode(call)
        }
        fn encode(&self) -> Vec<u8> {
            self.encode()
        }
    }
    #[derive(Debug, Clone, PartialEq)]
    pub struct AddBasePool {
        pub base_pool: Vec<u8>,
        pub base_lp_token: Vec<u8>,
        pub asset_types: Vec<substreams::scalar::BigInt>,
        pub n_coins: substreams::scalar::BigInt,
    }
    impl AddBasePool {
        const METHOD_ID: [u8; 4] = [169u8, 168u8, 239u8, 68u8];
        pub fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            let maybe_data = call.input.get(4..);
            if maybe_data.is_none() {
                return Err("no data to decode".to_string());
            }
            let mut values = ethabi::decode(
                &[
                    ethabi::ParamType::Address,
                    ethabi::ParamType::Address,
                    ethabi::ParamType::Array(Box::new(ethabi::ParamType::Uint(8usize))),
                    ethabi::ParamType::Uint(256usize),
                ],
                maybe_data.unwrap(),
            )
            .map_err(|e| format!("unable to decode call.input: {:?}", e))?;
            values.reverse();
            Ok(Self {
                base_pool: values
                    .pop()
                    .expect(INTERNAL_ERR)
                    .into_address()
                    .expect(INTERNAL_ERR)
                    .as_bytes()
                    .to_vec(),
                base_lp_token: values
                    .pop()
                    .expect(INTERNAL_ERR)
                    .into_address()
                    .expect(INTERNAL_ERR)
                    .as_bytes()
                    .to_vec(),
                asset_types: values
                    .pop()
                    .expect(INTERNAL_ERR)
                    .into_array()
                    .expect(INTERNAL_ERR)
                    .into_iter()
                    .map(|inner| {
                        let mut v = [0 as u8; 32];
                        inner
                            .into_uint()
                            .expect(INTERNAL_ERR)
                            .to_big_endian(v.as_mut_slice());
                        substreams::scalar::BigInt::from_unsigned_bytes_be(&v)
                    })
                    .collect(),
                n_coins: {
                    let mut v = [0 as u8; 32];
                    values
                        .pop()
                        .expect(INTERNAL_ERR)
                        .into_uint()
                        .expect(INTERNAL_ERR)
                        .to_big_endian(v.as_mut_slice());
                    substreams::scalar::BigInt::from_unsigned_bytes_be(&v)
                },
            })
        }
        pub fn encode(&self) -> Vec<u8> {
            let data = ethabi::encode(&[
                ethabi::Token::Address(ethabi::Address::from_slice(&self.base_pool)),
                ethabi::Token::Address(ethabi::Address::from_slice(&self.base_lp_token)),
                {
                    let v = self
                        .asset_types
                        .iter()
                        .map(|inner| {
                            ethabi::Token::Uint(ethabi::Uint::from_big_endian(
                                match inner.clone().to_bytes_be() {
                                    (num_bigint::Sign::Plus, bytes) => bytes,
                                    (num_bigint::Sign::NoSign, bytes) => bytes,
                                    (num_bigint::Sign::Minus, _) => {
                                        panic!("negative numbers are not supported")
                                    }
                                }
                                .as_slice(),
                            ))
                        })
                        .collect();
                    ethabi::Token::Array(v)
                },
                ethabi::Token::Uint(ethabi::Uint::from_big_endian(
                    match self.n_coins.clone().to_bytes_be() {
                        (num_bigint::Sign::Plus, bytes) => bytes,
                        (num_bigint::Sign::NoSign, bytes) => bytes,
                        (num_bigint::Sign::Minus, _) => {
                            panic!("negative numbers are not supported")
                        }
                    }
                    .as_slice(),
                )),
            ]);
            let mut encoded = Vec::with_capacity(4 + data.len());
            encoded.extend(Self::METHOD_ID);
            encoded.extend(data);
            encoded
        }
        pub fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            match call.input.get(0..4) {
                Some(signature) => Self::METHOD_ID == signature,
                None => false,
            }
        }
    }
    impl substreams_ethereum::Function for AddBasePool {
        const NAME: &'static str = "add_base_pool";
        fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            Self::match_call(call)
        }
        fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            Self::decode(call)
        }
        fn encode(&self) -> Vec<u8> {
            self.encode()
        }
    }
    #[derive(Debug, Clone, PartialEq)]
    pub struct Admin {}
    impl Admin {
        const METHOD_ID: [u8; 4] = [248u8, 81u8, 164u8, 64u8];
        pub fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            Ok(Self {})
        }
        pub fn encode(&self) -> Vec<u8> {
            let data = ethabi::encode(&[]);
            let mut encoded = Vec::with_capacity(4 + data.len());
            encoded.extend(Self::METHOD_ID);
            encoded.extend(data);
            encoded
        }
        pub fn output_call(
            call: &substreams_ethereum::pb::eth::v2::Call,
        ) -> Result<Vec<u8>, String> {
            Self::output(call.return_data.as_ref())
        }
        pub fn output(data: &[u8]) -> Result<Vec<u8>, String> {
            let mut values = ethabi::decode(&[ethabi::ParamType::Address], data.as_ref())
                .map_err(|e| format!("unable to decode output data: {:?}", e))?;
            Ok(values
                .pop()
                .expect("one output data should have existed")
                .into_address()
                .expect(INTERNAL_ERR)
                .as_bytes()
                .to_vec())
        }
        pub fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            match call.input.get(0..4) {
                Some(signature) => Self::METHOD_ID == signature,
                None => false,
            }
        }
        pub fn call(&self, address: Vec<u8>) -> Option<Vec<u8>> {
            use substreams_ethereum::pb::eth::rpc;
            let rpc_calls = rpc::RpcCalls {
                calls: vec![rpc::RpcCall { to_addr: address, data: self.encode() }],
            };
            let responses = substreams_ethereum::rpc::eth_call(&rpc_calls).responses;
            let response = responses
                .get(0)
                .expect("one response should have existed");
            if response.failed {
                return None;
            }
            match Self::output(response.raw.as_ref()) {
                Ok(data) => Some(data),
                Err(err) => {
                    use substreams_ethereum::Function;
                    substreams::log::info!(
                        "Call output for function `{}` failed to decode with error: {}",
                        Self::NAME,
                        err
                    );
                    None
                }
            }
        }
    }
    impl substreams_ethereum::Function for Admin {
        const NAME: &'static str = "admin";
        fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            Self::match_call(call)
        }
        fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            Self::decode(call)
        }
        fn encode(&self) -> Vec<u8> {
            self.encode()
        }
    }
    impl substreams_ethereum::rpc::RPCDecodable<Vec<u8>> for Admin {
        fn output(data: &[u8]) -> Result<Vec<u8>, String> {
            Self::output(data)
        }
    }
    #[derive(Debug, Clone, PartialEq)]
    pub struct AssetTypes {
        pub arg0: substreams::scalar::BigInt,
    }
    impl AssetTypes {
        const METHOD_ID: [u8; 4] = [241u8, 241u8, 1u8, 114u8];
        pub fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            let maybe_data = call.input.get(4..);
            if maybe_data.is_none() {
                return Err("no data to decode".to_string());
            }
            let mut values =
                ethabi::decode(&[ethabi::ParamType::Uint(8usize)], maybe_data.unwrap())
                    .map_err(|e| format!("unable to decode call.input: {:?}", e))?;
            values.reverse();
            Ok(Self {
                arg0: {
                    let mut v = [0 as u8; 32];
                    values
                        .pop()
                        .expect(INTERNAL_ERR)
                        .into_uint()
                        .expect(INTERNAL_ERR)
                        .to_big_endian(v.as_mut_slice());
                    substreams::scalar::BigInt::from_unsigned_bytes_be(&v)
                },
            })
        }
        pub fn encode(&self) -> Vec<u8> {
            let data = ethabi::encode(&[ethabi::Token::Uint(ethabi::Uint::from_big_endian(
                match self.arg0.clone().to_bytes_be() {
                    (num_bigint::Sign::Plus, bytes) => bytes,
                    (num_bigint::Sign::NoSign, bytes) => bytes,
                    (num_bigint::Sign::Minus, _) => {
                        panic!("negative numbers are not supported")
                    }
                }
                .as_slice(),
            ))]);
            let mut encoded = Vec::with_capacity(4 + data.len());
            encoded.extend(Self::METHOD_ID);
            encoded.extend(data);
            encoded
        }
        pub fn output_call(
            call: &substreams_ethereum::pb::eth::v2::Call,
        ) -> Result<String, String> {
            Self::output(call.return_data.as_ref())
        }
        pub fn output(data: &[u8]) -> Result<String, String> {
            let mut values = ethabi::decode(&[ethabi::ParamType::String], data.as_ref())
                .map_err(|e| format!("unable to decode output data: {:?}", e))?;
            Ok(values
                .pop()
                .expect("one output data should have existed")
                .into_string()
                .expect(INTERNAL_ERR))
        }
        pub fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            match call.input.get(0..4) {
                Some(signature) => Self::METHOD_ID == signature,
                None => false,
            }
        }
        pub fn call(&self, address: Vec<u8>) -> Option<String> {
            use substreams_ethereum::pb::eth::rpc;
            let rpc_calls = rpc::RpcCalls {
                calls: vec![rpc::RpcCall { to_addr: address, data: self.encode() }],
            };
            let responses = substreams_ethereum::rpc::eth_call(&rpc_calls).responses;
            let response = responses
                .get(0)
                .expect("one response should have existed");
            if response.failed {
                return None;
            }
            match Self::output(response.raw.as_ref()) {
                Ok(data) => Some(data),
                Err(err) => {
                    use substreams_ethereum::Function;
                    substreams::log::info!(
                        "Call output for function `{}` failed to decode with error: {}",
                        Self::NAME,
                        err
                    );
                    None
                }
            }
        }
    }
    impl substreams_ethereum::Function for AssetTypes {
        const NAME: &'static str = "asset_types";
        fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            Self::match_call(call)
        }
        fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            Self::decode(call)
        }
        fn encode(&self) -> Vec<u8> {
            self.encode()
        }
    }
    impl substreams_ethereum::rpc::RPCDecodable<String> for AssetTypes {
        fn output(data: &[u8]) -> Result<String, String> {
            Self::output(data)
        }
    }
    #[derive(Debug, Clone, PartialEq)]
    pub struct BasePoolAssets {
        pub arg0: Vec<u8>,
    }
    impl BasePoolAssets {
        const METHOD_ID: [u8; 4] = [16u8, 160u8, 2u8, 223u8];
        pub fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            let maybe_data = call.input.get(4..);
            if maybe_data.is_none() {
                return Err("no data to decode".to_string());
            }
            let mut values = ethabi::decode(&[ethabi::ParamType::Address], maybe_data.unwrap())
                .map_err(|e| format!("unable to decode call.input: {:?}", e))?;
            values.reverse();
            Ok(Self {
                arg0: values
                    .pop()
                    .expect(INTERNAL_ERR)
                    .into_address()
                    .expect(INTERNAL_ERR)
                    .as_bytes()
                    .to_vec(),
            })
        }
        pub fn encode(&self) -> Vec<u8> {
            let data =
                ethabi::encode(&[ethabi::Token::Address(ethabi::Address::from_slice(&self.arg0))]);
            let mut encoded = Vec::with_capacity(4 + data.len());
            encoded.extend(Self::METHOD_ID);
            encoded.extend(data);
            encoded
        }
        pub fn output_call(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<bool, String> {
            Self::output(call.return_data.as_ref())
        }
        pub fn output(data: &[u8]) -> Result<bool, String> {
            let mut values = ethabi::decode(&[ethabi::ParamType::Bool], data.as_ref())
                .map_err(|e| format!("unable to decode output data: {:?}", e))?;
            Ok(values
                .pop()
                .expect("one output data should have existed")
                .into_bool()
                .expect(INTERNAL_ERR))
        }
        pub fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            match call.input.get(0..4) {
                Some(signature) => Self::METHOD_ID == signature,
                None => false,
            }
        }
        pub fn call(&self, address: Vec<u8>) -> Option<bool> {
            use substreams_ethereum::pb::eth::rpc;
            let rpc_calls = rpc::RpcCalls {
                calls: vec![rpc::RpcCall { to_addr: address, data: self.encode() }],
            };
            let responses = substreams_ethereum::rpc::eth_call(&rpc_calls).responses;
            let response = responses
                .get(0)
                .expect("one response should have existed");
            if response.failed {
                return None;
            }
            match Self::output(response.raw.as_ref()) {
                Ok(data) => Some(data),
                Err(err) => {
                    use substreams_ethereum::Function;
                    substreams::log::info!(
                        "Call output for function `{}` failed to decode with error: {}",
                        Self::NAME,
                        err
                    );
                    None
                }
            }
        }
    }
    impl substreams_ethereum::Function for BasePoolAssets {
        const NAME: &'static str = "base_pool_assets";
        fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            Self::match_call(call)
        }
        fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            Self::decode(call)
        }
        fn encode(&self) -> Vec<u8> {
            self.encode()
        }
    }
    impl substreams_ethereum::rpc::RPCDecodable<bool> for BasePoolAssets {
        fn output(data: &[u8]) -> Result<bool, String> {
            Self::output(data)
        }
    }
    #[derive(Debug, Clone, PartialEq)]
    pub struct BasePoolCount {}
    impl BasePoolCount {
        const METHOD_ID: [u8; 4] = [222u8, 94u8, 74u8, 59u8];
        pub fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            Ok(Self {})
        }
        pub fn encode(&self) -> Vec<u8> {
            let data = ethabi::encode(&[]);
            let mut encoded = Vec::with_capacity(4 + data.len());
            encoded.extend(Self::METHOD_ID);
            encoded.extend(data);
            encoded
        }
        pub fn output_call(
            call: &substreams_ethereum::pb::eth::v2::Call,
        ) -> Result<substreams::scalar::BigInt, String> {
            Self::output(call.return_data.as_ref())
        }
        pub fn output(data: &[u8]) -> Result<substreams::scalar::BigInt, String> {
            let mut values = ethabi::decode(&[ethabi::ParamType::Uint(256usize)], data.as_ref())
                .map_err(|e| format!("unable to decode output data: {:?}", e))?;
            Ok({
                let mut v = [0 as u8; 32];
                values
                    .pop()
                    .expect("one output data should have existed")
                    .into_uint()
                    .expect(INTERNAL_ERR)
                    .to_big_endian(v.as_mut_slice());
                substreams::scalar::BigInt::from_unsigned_bytes_be(&v)
            })
        }
        pub fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            match call.input.get(0..4) {
                Some(signature) => Self::METHOD_ID == signature,
                None => false,
            }
        }
        pub fn call(&self, address: Vec<u8>) -> Option<substreams::scalar::BigInt> {
            use substreams_ethereum::pb::eth::rpc;
            let rpc_calls = rpc::RpcCalls {
                calls: vec![rpc::RpcCall { to_addr: address, data: self.encode() }],
            };
            let responses = substreams_ethereum::rpc::eth_call(&rpc_calls).responses;
            let response = responses
                .get(0)
                .expect("one response should have existed");
            if response.failed {
                return None;
            }
            match Self::output(response.raw.as_ref()) {
                Ok(data) => Some(data),
                Err(err) => {
                    use substreams_ethereum::Function;
                    substreams::log::info!(
                        "Call output for function `{}` failed to decode with error: {}",
                        Self::NAME,
                        err
                    );
                    None
                }
            }
        }
    }
    impl substreams_ethereum::Function for BasePoolCount {
        const NAME: &'static str = "base_pool_count";
        fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            Self::match_call(call)
        }
        fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            Self::decode(call)
        }
        fn encode(&self) -> Vec<u8> {
            self.encode()
        }
    }
    impl substreams_ethereum::rpc::RPCDecodable<substreams::scalar::BigInt> for BasePoolCount {
        fn output(data: &[u8]) -> Result<substreams::scalar::BigInt, String> {
            Self::output(data)
        }
    }
    #[derive(Debug, Clone, PartialEq)]
    pub struct BasePoolData {
        pub arg0: Vec<u8>,
    }
    impl BasePoolData {
        const METHOD_ID: [u8; 4] = [237u8, 135u8, 73u8, 64u8];
        pub fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            let maybe_data = call.input.get(4..);
            if maybe_data.is_none() {
                return Err("no data to decode".to_string());
            }
            let mut values = ethabi::decode(&[ethabi::ParamType::Address], maybe_data.unwrap())
                .map_err(|e| format!("unable to decode call.input: {:?}", e))?;
            values.reverse();
            Ok(Self {
                arg0: values
                    .pop()
                    .expect(INTERNAL_ERR)
                    .into_address()
                    .expect(INTERNAL_ERR)
                    .as_bytes()
                    .to_vec(),
            })
        }
        pub fn encode(&self) -> Vec<u8> {
            let data =
                ethabi::encode(&[ethabi::Token::Address(ethabi::Address::from_slice(&self.arg0))]);
            let mut encoded = Vec::with_capacity(4 + data.len());
            encoded.extend(Self::METHOD_ID);
            encoded.extend(data);
            encoded
        }
        pub fn output_call(
            call: &substreams_ethereum::pb::eth::v2::Call,
        ) -> Result<
            (
                Vec<u8>,
                Vec<Vec<u8>>,
                substreams::scalar::BigInt,
                substreams::scalar::BigInt,
                Vec<substreams::scalar::BigInt>,
            ),
            String,
        > {
            Self::output(call.return_data.as_ref())
        }
        pub fn output(
            data: &[u8],
        ) -> Result<
            (
                Vec<u8>,
                Vec<Vec<u8>>,
                substreams::scalar::BigInt,
                substreams::scalar::BigInt,
                Vec<substreams::scalar::BigInt>,
            ),
            String,
        > {
            let mut values = ethabi::decode(
                &[ethabi::ParamType::Tuple(vec![
                    ethabi::ParamType::Address,
                    ethabi::ParamType::Array(Box::new(ethabi::ParamType::Address)),
                    ethabi::ParamType::Uint(256usize),
                    ethabi::ParamType::Uint(256usize),
                    ethabi::ParamType::Array(Box::new(ethabi::ParamType::Uint(8usize))),
                ])],
                data.as_ref(),
            )
            .map_err(|e| format!("unable to decode output data: {:?}", e))?;
            Ok({
                let tuple_elements = values
                    .pop()
                    .expect("one output data should have existed")
                    .into_tuple()
                    .expect(INTERNAL_ERR);
                (
                    tuple_elements[0usize]
                        .clone()
                        .into_address()
                        .expect(INTERNAL_ERR)
                        .as_bytes()
                        .to_vec(),
                    tuple_elements[1usize]
                        .clone()
                        .into_array()
                        .expect(INTERNAL_ERR)
                        .into_iter()
                        .map(|inner| {
                            inner
                                .into_address()
                                .expect(INTERNAL_ERR)
                                .as_bytes()
                                .to_vec()
                        })
                        .collect(),
                    {
                        let mut v = [0 as u8; 32];
                        tuple_elements[2usize]
                            .clone()
                            .into_uint()
                            .expect(INTERNAL_ERR)
                            .to_big_endian(v.as_mut_slice());
                        substreams::scalar::BigInt::from_unsigned_bytes_be(&v)
                    },
                    {
                        let mut v = [0 as u8; 32];
                        tuple_elements[3usize]
                            .clone()
                            .into_uint()
                            .expect(INTERNAL_ERR)
                            .to_big_endian(v.as_mut_slice());
                        substreams::scalar::BigInt::from_unsigned_bytes_be(&v)
                    },
                    tuple_elements[4usize]
                        .clone()
                        .into_array()
                        .expect(INTERNAL_ERR)
                        .into_iter()
                        .map(|inner| {
                            let mut v = [0 as u8; 32];
                            inner
                                .into_uint()
                                .expect(INTERNAL_ERR)
                                .to_big_endian(v.as_mut_slice());
                            substreams::scalar::BigInt::from_unsigned_bytes_be(&v)
                        })
                        .collect(),
                )
            })
        }
        pub fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            match call.input.get(0..4) {
                Some(signature) => Self::METHOD_ID == signature,
                None => false,
            }
        }
        pub fn call(
            &self,
            address: Vec<u8>,
        ) -> Option<(
            Vec<u8>,
            Vec<Vec<u8>>,
            substreams::scalar::BigInt,
            substreams::scalar::BigInt,
            Vec<substreams::scalar::BigInt>,
        )> {
            use substreams_ethereum::pb::eth::rpc;
            let rpc_calls = rpc::RpcCalls {
                calls: vec![rpc::RpcCall { to_addr: address, data: self.encode() }],
            };
            let responses = substreams_ethereum::rpc::eth_call(&rpc_calls).responses;
            let response = responses
                .get(0)
                .expect("one response should have existed");
            if response.failed {
                return None;
            }
            match Self::output(response.raw.as_ref()) {
                Ok(data) => Some(data),
                Err(err) => {
                    use substreams_ethereum::Function;
                    substreams::log::info!(
                        "Call output for function `{}` failed to decode with error: {}",
                        Self::NAME,
                        err
                    );
                    None
                }
            }
        }
    }
    impl substreams_ethereum::Function for BasePoolData {
        const NAME: &'static str = "base_pool_data";
        fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            Self::match_call(call)
        }
        fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            Self::decode(call)
        }
        fn encode(&self) -> Vec<u8> {
            self.encode()
        }
    }
    impl
        substreams_ethereum::rpc::RPCDecodable<(
            Vec<u8>,
            Vec<Vec<u8>>,
            substreams::scalar::BigInt,
            substreams::scalar::BigInt,
            Vec<substreams::scalar::BigInt>,
        )> for BasePoolData
    {
        fn output(
            data: &[u8],
        ) -> Result<
            (
                Vec<u8>,
                Vec<Vec<u8>>,
                substreams::scalar::BigInt,
                substreams::scalar::BigInt,
                Vec<substreams::scalar::BigInt>,
            ),
            String,
        > {
            Self::output(data)
        }
    }
    #[derive(Debug, Clone, PartialEq)]
    pub struct BasePoolList {
        pub arg0: substreams::scalar::BigInt,
    }
    impl BasePoolList {
        const METHOD_ID: [u8; 4] = [34u8, 254u8, 86u8, 113u8];
        pub fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            let maybe_data = call.input.get(4..);
            if maybe_data.is_none() {
                return Err("no data to decode".to_string());
            }
            let mut values =
                ethabi::decode(&[ethabi::ParamType::Uint(256usize)], maybe_data.unwrap())
                    .map_err(|e| format!("unable to decode call.input: {:?}", e))?;
            values.reverse();
            Ok(Self {
                arg0: {
                    let mut v = [0 as u8; 32];
                    values
                        .pop()
                        .expect(INTERNAL_ERR)
                        .into_uint()
                        .expect(INTERNAL_ERR)
                        .to_big_endian(v.as_mut_slice());
                    substreams::scalar::BigInt::from_unsigned_bytes_be(&v)
                },
            })
        }
        pub fn encode(&self) -> Vec<u8> {
            let data = ethabi::encode(&[ethabi::Token::Uint(ethabi::Uint::from_big_endian(
                match self.arg0.clone().to_bytes_be() {
                    (num_bigint::Sign::Plus, bytes) => bytes,
                    (num_bigint::Sign::NoSign, bytes) => bytes,
                    (num_bigint::Sign::Minus, _) => {
                        panic!("negative numbers are not supported")
                    }
                }
                .as_slice(),
            ))]);
            let mut encoded = Vec::with_capacity(4 + data.len());
            encoded.extend(Self::METHOD_ID);
            encoded.extend(data);
            encoded
        }
        pub fn output_call(
            call: &substreams_ethereum::pb::eth::v2::Call,
        ) -> Result<Vec<u8>, String> {
            Self::output(call.return_data.as_ref())
        }
        pub fn output(data: &[u8]) -> Result<Vec<u8>, String> {
            let mut values = ethabi::decode(&[ethabi::ParamType::Address], data.as_ref())
                .map_err(|e| format!("unable to decode output data: {:?}", e))?;
            Ok(values
                .pop()
                .expect("one output data should have existed")
                .into_address()
                .expect(INTERNAL_ERR)
                .as_bytes()
                .to_vec())
        }
        pub fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            match call.input.get(0..4) {
                Some(signature) => Self::METHOD_ID == signature,
                None => false,
            }
        }
        pub fn call(&self, address: Vec<u8>) -> Option<Vec<u8>> {
            use substreams_ethereum::pb::eth::rpc;
            let rpc_calls = rpc::RpcCalls {
                calls: vec![rpc::RpcCall { to_addr: address, data: self.encode() }],
            };
            let responses = substreams_ethereum::rpc::eth_call(&rpc_calls).responses;
            let response = responses
                .get(0)
                .expect("one response should have existed");
            if response.failed {
                return None;
            }
            match Self::output(response.raw.as_ref()) {
                Ok(data) => Some(data),
                Err(err) => {
                    use substreams_ethereum::Function;
                    substreams::log::info!(
                        "Call output for function `{}` failed to decode with error: {}",
                        Self::NAME,
                        err
                    );
                    None
                }
            }
        }
    }
    impl substreams_ethereum::Function for BasePoolList {
        const NAME: &'static str = "base_pool_list";
        fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            Self::match_call(call)
        }
        fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            Self::decode(call)
        }
        fn encode(&self) -> Vec<u8> {
            self.encode()
        }
    }
    impl substreams_ethereum::rpc::RPCDecodable<Vec<u8>> for BasePoolList {
        fn output(data: &[u8]) -> Result<Vec<u8>, String> {
            Self::output(data)
        }
    }
    #[derive(Debug, Clone, PartialEq)]
    pub struct CommitTransferOwnership {
        pub addr: Vec<u8>,
    }
    impl CommitTransferOwnership {
        const METHOD_ID: [u8; 4] = [107u8, 68u8, 26u8, 64u8];
        pub fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            let maybe_data = call.input.get(4..);
            if maybe_data.is_none() {
                return Err("no data to decode".to_string());
            }
            let mut values = ethabi::decode(&[ethabi::ParamType::Address], maybe_data.unwrap())
                .map_err(|e| format!("unable to decode call.input: {:?}", e))?;
            values.reverse();
            Ok(Self {
                addr: values
                    .pop()
                    .expect(INTERNAL_ERR)
                    .into_address()
                    .expect(INTERNAL_ERR)
                    .as_bytes()
                    .to_vec(),
            })
        }
        pub fn encode(&self) -> Vec<u8> {
            let data =
                ethabi::encode(&[ethabi::Token::Address(ethabi::Address::from_slice(&self.addr))]);
            let mut encoded = Vec::with_capacity(4 + data.len());
            encoded.extend(Self::METHOD_ID);
            encoded.extend(data);
            encoded
        }
        pub fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            match call.input.get(0..4) {
                Some(signature) => Self::METHOD_ID == signature,
                None => false,
            }
        }
    }
    impl substreams_ethereum::Function for CommitTransferOwnership {
        const NAME: &'static str = "commit_transfer_ownership";
        fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            Self::match_call(call)
        }
        fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            Self::decode(call)
        }
        fn encode(&self) -> Vec<u8> {
            self.encode()
        }
    }
    #[derive(Debug, Clone, PartialEq)]
    pub struct DeployGauge {
        pub pool: Vec<u8>,
    }
    impl DeployGauge {
        const METHOD_ID: [u8; 4] = [150u8, 190u8, 187u8, 52u8];
        pub fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            let maybe_data = call.input.get(4..);
            if maybe_data.is_none() {
                return Err("no data to decode".to_string());
            }
            let mut values = ethabi::decode(&[ethabi::ParamType::Address], maybe_data.unwrap())
                .map_err(|e| format!("unable to decode call.input: {:?}", e))?;
            values.reverse();
            Ok(Self {
                pool: values
                    .pop()
                    .expect(INTERNAL_ERR)
                    .into_address()
                    .expect(INTERNAL_ERR)
                    .as_bytes()
                    .to_vec(),
            })
        }
        pub fn encode(&self) -> Vec<u8> {
            let data =
                ethabi::encode(&[ethabi::Token::Address(ethabi::Address::from_slice(&self.pool))]);
            let mut encoded = Vec::with_capacity(4 + data.len());
            encoded.extend(Self::METHOD_ID);
            encoded.extend(data);
            encoded
        }
        pub fn output_call(
            call: &substreams_ethereum::pb::eth::v2::Call,
        ) -> Result<Vec<u8>, String> {
            Self::output(call.return_data.as_ref())
        }
        pub fn output(data: &[u8]) -> Result<Vec<u8>, String> {
            let mut values = ethabi::decode(&[ethabi::ParamType::Address], data.as_ref())
                .map_err(|e| format!("unable to decode output data: {:?}", e))?;
            Ok(values
                .pop()
                .expect("one output data should have existed")
                .into_address()
                .expect(INTERNAL_ERR)
                .as_bytes()
                .to_vec())
        }
        pub fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            match call.input.get(0..4) {
                Some(signature) => Self::METHOD_ID == signature,
                None => false,
            }
        }
        pub fn call(&self, address: Vec<u8>) -> Option<Vec<u8>> {
            use substreams_ethereum::pb::eth::rpc;
            let rpc_calls = rpc::RpcCalls {
                calls: vec![rpc::RpcCall { to_addr: address, data: self.encode() }],
            };
            let responses = substreams_ethereum::rpc::eth_call(&rpc_calls).responses;
            let response = responses
                .get(0)
                .expect("one response should have existed");
            if response.failed {
                return None;
            }
            match Self::output(response.raw.as_ref()) {
                Ok(data) => Some(data),
                Err(err) => {
                    use substreams_ethereum::Function;
                    substreams::log::info!(
                        "Call output for function `{}` failed to decode with error: {}",
                        Self::NAME,
                        err
                    );
                    None
                }
            }
        }
    }
    impl substreams_ethereum::Function for DeployGauge {
        const NAME: &'static str = "deploy_gauge";
        fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            Self::match_call(call)
        }
        fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            Self::decode(call)
        }
        fn encode(&self) -> Vec<u8> {
            self.encode()
        }
    }
    impl substreams_ethereum::rpc::RPCDecodable<Vec<u8>> for DeployGauge {
        fn output(data: &[u8]) -> Result<Vec<u8>, String> {
            Self::output(data)
        }
    }
    #[derive(Debug, Clone, PartialEq)]
    pub struct DeployMetapool {
        pub base_pool: Vec<u8>,
        pub name: String,
        pub symbol: String,
        pub coin: Vec<u8>,
        pub a: substreams::scalar::BigInt,
        pub fee: substreams::scalar::BigInt,
        pub offpeg_fee_multiplier: substreams::scalar::BigInt,
        pub ma_exp_time: substreams::scalar::BigInt,
        pub implementation_idx: substreams::scalar::BigInt,
        pub asset_type: substreams::scalar::BigInt,
        pub method_id: [u8; 4usize],
        pub oracle: Vec<u8>,
    }
    impl DeployMetapool {
        const METHOD_ID: [u8; 4] = [223u8, 140u8, 93u8, 115u8];
        pub fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            let maybe_data = call.input.get(4..);
            if maybe_data.is_none() {
                return Err("no data to decode".to_string());
            }
            let mut values = ethabi::decode(
                &[
                    ethabi::ParamType::Address,
                    ethabi::ParamType::String,
                    ethabi::ParamType::String,
                    ethabi::ParamType::Address,
                    ethabi::ParamType::Uint(256usize),
                    ethabi::ParamType::Uint(256usize),
                    ethabi::ParamType::Uint(256usize),
                    ethabi::ParamType::Uint(256usize),
                    ethabi::ParamType::Uint(256usize),
                    ethabi::ParamType::Uint(8usize),
                    ethabi::ParamType::FixedBytes(4usize),
                    ethabi::ParamType::Address,
                ],
                maybe_data.unwrap(),
            )
            .map_err(|e| format!("unable to decode call.input: {:?}", e))?;
            values.reverse();
            Ok(Self {
                base_pool: values
                    .pop()
                    .expect(INTERNAL_ERR)
                    .into_address()
                    .expect(INTERNAL_ERR)
                    .as_bytes()
                    .to_vec(),
                name: values
                    .pop()
                    .expect(INTERNAL_ERR)
                    .into_string()
                    .expect(INTERNAL_ERR),
                symbol: values
                    .pop()
                    .expect(INTERNAL_ERR)
                    .into_string()
                    .expect(INTERNAL_ERR),
                coin: values
                    .pop()
                    .expect(INTERNAL_ERR)
                    .into_address()
                    .expect(INTERNAL_ERR)
                    .as_bytes()
                    .to_vec(),
                a: {
                    let mut v = [0 as u8; 32];
                    values
                        .pop()
                        .expect(INTERNAL_ERR)
                        .into_uint()
                        .expect(INTERNAL_ERR)
                        .to_big_endian(v.as_mut_slice());
                    substreams::scalar::BigInt::from_unsigned_bytes_be(&v)
                },
                fee: {
                    let mut v = [0 as u8; 32];
                    values
                        .pop()
                        .expect(INTERNAL_ERR)
                        .into_uint()
                        .expect(INTERNAL_ERR)
                        .to_big_endian(v.as_mut_slice());
                    substreams::scalar::BigInt::from_unsigned_bytes_be(&v)
                },
                offpeg_fee_multiplier: {
                    let mut v = [0 as u8; 32];
                    values
                        .pop()
                        .expect(INTERNAL_ERR)
                        .into_uint()
                        .expect(INTERNAL_ERR)
                        .to_big_endian(v.as_mut_slice());
                    substreams::scalar::BigInt::from_unsigned_bytes_be(&v)
                },
                ma_exp_time: {
                    let mut v = [0 as u8; 32];
                    values
                        .pop()
                        .expect(INTERNAL_ERR)
                        .into_uint()
                        .expect(INTERNAL_ERR)
                        .to_big_endian(v.as_mut_slice());
                    substreams::scalar::BigInt::from_unsigned_bytes_be(&v)
                },
                implementation_idx: {
                    let mut v = [0 as u8; 32];
                    values
                        .pop()
                        .expect(INTERNAL_ERR)
                        .into_uint()
                        .expect(INTERNAL_ERR)
                        .to_big_endian(v.as_mut_slice());
                    substreams::scalar::BigInt::from_unsigned_bytes_be(&v)
                },
                asset_type: {
                    let mut v = [0 as u8; 32];
                    values
                        .pop()
                        .expect(INTERNAL_ERR)
                        .into_uint()
                        .expect(INTERNAL_ERR)
                        .to_big_endian(v.as_mut_slice());
                    substreams::scalar::BigInt::from_unsigned_bytes_be(&v)
                },
                method_id: {
                    let mut result = [0u8; 4];
                    let v = values
                        .pop()
                        .expect(INTERNAL_ERR)
                        .into_fixed_bytes()
                        .expect(INTERNAL_ERR);
                    result.copy_from_slice(&v);
                    result
                },
                oracle: values
                    .pop()
                    .expect(INTERNAL_ERR)
                    .into_address()
                    .expect(INTERNAL_ERR)
                    .as_bytes()
                    .to_vec(),
            })
        }
        pub fn encode(&self) -> Vec<u8> {
            let data = ethabi::encode(&[
                ethabi::Token::Address(ethabi::Address::from_slice(&self.base_pool)),
                ethabi::Token::String(self.name.clone()),
                ethabi::Token::String(self.symbol.clone()),
                ethabi::Token::Address(ethabi::Address::from_slice(&self.coin)),
                ethabi::Token::Uint(ethabi::Uint::from_big_endian(
                    match self.a.clone().to_bytes_be() {
                        (num_bigint::Sign::Plus, bytes) => bytes,
                        (num_bigint::Sign::NoSign, bytes) => bytes,
                        (num_bigint::Sign::Minus, _) => {
                            panic!("negative numbers are not supported")
                        }
                    }
                    .as_slice(),
                )),
                ethabi::Token::Uint(ethabi::Uint::from_big_endian(
                    match self.fee.clone().to_bytes_be() {
                        (num_bigint::Sign::Plus, bytes) => bytes,
                        (num_bigint::Sign::NoSign, bytes) => bytes,
                        (num_bigint::Sign::Minus, _) => {
                            panic!("negative numbers are not supported")
                        }
                    }
                    .as_slice(),
                )),
                ethabi::Token::Uint(ethabi::Uint::from_big_endian(
                    match self
                        .offpeg_fee_multiplier
                        .clone()
                        .to_bytes_be()
                    {
                        (num_bigint::Sign::Plus, bytes) => bytes,
                        (num_bigint::Sign::NoSign, bytes) => bytes,
                        (num_bigint::Sign::Minus, _) => {
                            panic!("negative numbers are not supported")
                        }
                    }
                    .as_slice(),
                )),
                ethabi::Token::Uint(ethabi::Uint::from_big_endian(
                    match self.ma_exp_time.clone().to_bytes_be() {
                        (num_bigint::Sign::Plus, bytes) => bytes,
                        (num_bigint::Sign::NoSign, bytes) => bytes,
                        (num_bigint::Sign::Minus, _) => {
                            panic!("negative numbers are not supported")
                        }
                    }
                    .as_slice(),
                )),
                ethabi::Token::Uint(ethabi::Uint::from_big_endian(
                    match self
                        .implementation_idx
                        .clone()
                        .to_bytes_be()
                    {
                        (num_bigint::Sign::Plus, bytes) => bytes,
                        (num_bigint::Sign::NoSign, bytes) => bytes,
                        (num_bigint::Sign::Minus, _) => {
                            panic!("negative numbers are not supported")
                        }
                    }
                    .as_slice(),
                )),
                ethabi::Token::Uint(ethabi::Uint::from_big_endian(
                    match self.asset_type.clone().to_bytes_be() {
                        (num_bigint::Sign::Plus, bytes) => bytes,
                        (num_bigint::Sign::NoSign, bytes) => bytes,
                        (num_bigint::Sign::Minus, _) => {
                            panic!("negative numbers are not supported")
                        }
                    }
                    .as_slice(),
                )),
                ethabi::Token::FixedBytes(self.method_id.as_ref().to_vec()),
                ethabi::Token::Address(ethabi::Address::from_slice(&self.oracle)),
            ]);
            let mut encoded = Vec::with_capacity(4 + data.len());
            encoded.extend(Self::METHOD_ID);
            encoded.extend(data);
            encoded
        }
        pub fn output_call(
            call: &substreams_ethereum::pb::eth::v2::Call,
        ) -> Result<Vec<u8>, String> {
            Self::output(call.return_data.as_ref())
        }
        pub fn output(data: &[u8]) -> Result<Vec<u8>, String> {
            let mut values = ethabi::decode(&[ethabi::ParamType::Address], data.as_ref())
                .map_err(|e| format!("unable to decode output data: {:?}", e))?;
            Ok(values
                .pop()
                .expect("one output data should have existed")
                .into_address()
                .expect(INTERNAL_ERR)
                .as_bytes()
                .to_vec())
        }
        pub fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            match call.input.get(0..4) {
                Some(signature) => Self::METHOD_ID == signature,
                None => false,
            }
        }
        pub fn call(&self, address: Vec<u8>) -> Option<Vec<u8>> {
            use substreams_ethereum::pb::eth::rpc;
            let rpc_calls = rpc::RpcCalls {
                calls: vec![rpc::RpcCall { to_addr: address, data: self.encode() }],
            };
            let responses = substreams_ethereum::rpc::eth_call(&rpc_calls).responses;
            let response = responses
                .get(0)
                .expect("one response should have existed");
            if response.failed {
                return None;
            }
            match Self::output(response.raw.as_ref()) {
                Ok(data) => Some(data),
                Err(err) => {
                    use substreams_ethereum::Function;
                    substreams::log::info!(
                        "Call output for function `{}` failed to decode with error: {}",
                        Self::NAME,
                        err
                    );
                    None
                }
            }
        }
    }
    impl substreams_ethereum::Function for DeployMetapool {
        const NAME: &'static str = "deploy_metapool";
        fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            Self::match_call(call)
        }
        fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            Self::decode(call)
        }
        fn encode(&self) -> Vec<u8> {
            self.encode()
        }
    }
    impl substreams_ethereum::rpc::RPCDecodable<Vec<u8>> for DeployMetapool {
        fn output(data: &[u8]) -> Result<Vec<u8>, String> {
            Self::output(data)
        }
    }
    #[derive(Debug, Clone, PartialEq)]
    pub struct DeployPlainPool {
        pub name: String,
        pub symbol: String,
        pub coins: Vec<Vec<u8>>,
        pub a: substreams::scalar::BigInt,
        pub fee: substreams::scalar::BigInt,
        pub offpeg_fee_multiplier: substreams::scalar::BigInt,
        pub ma_exp_time: substreams::scalar::BigInt,
        pub implementation_idx: substreams::scalar::BigInt,
        pub asset_types: Vec<substreams::scalar::BigInt>,
        pub method_ids: Vec<[u8; 4usize]>,
        pub oracles: Vec<Vec<u8>>,
    }
    impl DeployPlainPool {
        const METHOD_ID: [u8; 4] = [91u8, 205u8, 61u8, 131u8];
        pub fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            let maybe_data = call.input.get(4..);
            if maybe_data.is_none() {
                return Err("no data to decode".to_string());
            }
            let mut values = ethabi::decode(
                &[
                    ethabi::ParamType::String,
                    ethabi::ParamType::String,
                    ethabi::ParamType::Array(Box::new(ethabi::ParamType::Address)),
                    ethabi::ParamType::Uint(256usize),
                    ethabi::ParamType::Uint(256usize),
                    ethabi::ParamType::Uint(256usize),
                    ethabi::ParamType::Uint(256usize),
                    ethabi::ParamType::Uint(256usize),
                    ethabi::ParamType::Array(Box::new(ethabi::ParamType::Uint(8usize))),
                    ethabi::ParamType::Array(Box::new(ethabi::ParamType::FixedBytes(4usize))),
                    ethabi::ParamType::Array(Box::new(ethabi::ParamType::Address)),
                ],
                maybe_data.unwrap(),
            )
            .map_err(|e| format!("unable to decode call.input: {:?}", e))?;
            values.reverse();
            Ok(Self {
                name: values
                    .pop()
                    .expect(INTERNAL_ERR)
                    .into_string()
                    .expect(INTERNAL_ERR),
                symbol: values
                    .pop()
                    .expect(INTERNAL_ERR)
                    .into_string()
                    .expect(INTERNAL_ERR),
                coins: values
                    .pop()
                    .expect(INTERNAL_ERR)
                    .into_array()
                    .expect(INTERNAL_ERR)
                    .into_iter()
                    .map(|inner| {
                        inner
                            .into_address()
                            .expect(INTERNAL_ERR)
                            .as_bytes()
                            .to_vec()
                    })
                    .collect(),
                a: {
                    let mut v = [0 as u8; 32];
                    values
                        .pop()
                        .expect(INTERNAL_ERR)
                        .into_uint()
                        .expect(INTERNAL_ERR)
                        .to_big_endian(v.as_mut_slice());
                    substreams::scalar::BigInt::from_unsigned_bytes_be(&v)
                },
                fee: {
                    let mut v = [0 as u8; 32];
                    values
                        .pop()
                        .expect(INTERNAL_ERR)
                        .into_uint()
                        .expect(INTERNAL_ERR)
                        .to_big_endian(v.as_mut_slice());
                    substreams::scalar::BigInt::from_unsigned_bytes_be(&v)
                },
                offpeg_fee_multiplier: {
                    let mut v = [0 as u8; 32];
                    values
                        .pop()
                        .expect(INTERNAL_ERR)
                        .into_uint()
                        .expect(INTERNAL_ERR)
                        .to_big_endian(v.as_mut_slice());
                    substreams::scalar::BigInt::from_unsigned_bytes_be(&v)
                },
                ma_exp_time: {
                    let mut v = [0 as u8; 32];
                    values
                        .pop()
                        .expect(INTERNAL_ERR)
                        .into_uint()
                        .expect(INTERNAL_ERR)
                        .to_big_endian(v.as_mut_slice());
                    substreams::scalar::BigInt::from_unsigned_bytes_be(&v)
                },
                implementation_idx: {
                    let mut v = [0 as u8; 32];
                    values
                        .pop()
                        .expect(INTERNAL_ERR)
                        .into_uint()
                        .expect(INTERNAL_ERR)
                        .to_big_endian(v.as_mut_slice());
                    substreams::scalar::BigInt::from_unsigned_bytes_be(&v)
                },
                asset_types: values
                    .pop()
                    .expect(INTERNAL_ERR)
                    .into_array()
                    .expect(INTERNAL_ERR)
                    .into_iter()
                    .map(|inner| {
                        let mut v = [0 as u8; 32];
                        inner
                            .into_uint()
                            .expect(INTERNAL_ERR)
                            .to_big_endian(v.as_mut_slice());
                        substreams::scalar::BigInt::from_unsigned_bytes_be(&v)
                    })
                    .collect(),
                method_ids: values
                    .pop()
                    .expect(INTERNAL_ERR)
                    .into_array()
                    .expect(INTERNAL_ERR)
                    .into_iter()
                    .map(|inner| {
                        let mut result = [0u8; 4];
                        let v = inner
                            .into_fixed_bytes()
                            .expect(INTERNAL_ERR);
                        result.copy_from_slice(&v);
                        result
                    })
                    .collect(),
                oracles: values
                    .pop()
                    .expect(INTERNAL_ERR)
                    .into_array()
                    .expect(INTERNAL_ERR)
                    .into_iter()
                    .map(|inner| {
                        inner
                            .into_address()
                            .expect(INTERNAL_ERR)
                            .as_bytes()
                            .to_vec()
                    })
                    .collect(),
            })
        }
        pub fn encode(&self) -> Vec<u8> {
            let data = ethabi::encode(&[
                ethabi::Token::String(self.name.clone()),
                ethabi::Token::String(self.symbol.clone()),
                {
                    let v = self
                        .coins
                        .iter()
                        .map(|inner| ethabi::Token::Address(ethabi::Address::from_slice(&inner)))
                        .collect();
                    ethabi::Token::Array(v)
                },
                ethabi::Token::Uint(ethabi::Uint::from_big_endian(
                    match self.a.clone().to_bytes_be() {
                        (num_bigint::Sign::Plus, bytes) => bytes,
                        (num_bigint::Sign::NoSign, bytes) => bytes,
                        (num_bigint::Sign::Minus, _) => {
                            panic!("negative numbers are not supported")
                        }
                    }
                    .as_slice(),
                )),
                ethabi::Token::Uint(ethabi::Uint::from_big_endian(
                    match self.fee.clone().to_bytes_be() {
                        (num_bigint::Sign::Plus, bytes) => bytes,
                        (num_bigint::Sign::NoSign, bytes) => bytes,
                        (num_bigint::Sign::Minus, _) => {
                            panic!("negative numbers are not supported")
                        }
                    }
                    .as_slice(),
                )),
                ethabi::Token::Uint(ethabi::Uint::from_big_endian(
                    match self
                        .offpeg_fee_multiplier
                        .clone()
                        .to_bytes_be()
                    {
                        (num_bigint::Sign::Plus, bytes) => bytes,
                        (num_bigint::Sign::NoSign, bytes) => bytes,
                        (num_bigint::Sign::Minus, _) => {
                            panic!("negative numbers are not supported")
                        }
                    }
                    .as_slice(),
                )),
                ethabi::Token::Uint(ethabi::Uint::from_big_endian(
                    match self.ma_exp_time.clone().to_bytes_be() {
                        (num_bigint::Sign::Plus, bytes) => bytes,
                        (num_bigint::Sign::NoSign, bytes) => bytes,
                        (num_bigint::Sign::Minus, _) => {
                            panic!("negative numbers are not supported")
                        }
                    }
                    .as_slice(),
                )),
                ethabi::Token::Uint(ethabi::Uint::from_big_endian(
                    match self
                        .implementation_idx
                        .clone()
                        .to_bytes_be()
                    {
                        (num_bigint::Sign::Plus, bytes) => bytes,
                        (num_bigint::Sign::NoSign, bytes) => bytes,
                        (num_bigint::Sign::Minus, _) => {
                            panic!("negative numbers are not supported")
                        }
                    }
                    .as_slice(),
                )),
                {
                    let v = self
                        .asset_types
                        .iter()
                        .map(|inner| {
                            ethabi::Token::Uint(ethabi::Uint::from_big_endian(
                                match inner.clone().to_bytes_be() {
                                    (num_bigint::Sign::Plus, bytes) => bytes,
                                    (num_bigint::Sign::NoSign, bytes) => bytes,
                                    (num_bigint::Sign::Minus, _) => {
                                        panic!("negative numbers are not supported")
                                    }
                                }
                                .as_slice(),
                            ))
                        })
                        .collect();
                    ethabi::Token::Array(v)
                },
                {
                    let v = self
                        .method_ids
                        .iter()
                        .map(|inner| ethabi::Token::FixedBytes(inner.as_ref().to_vec()))
                        .collect();
                    ethabi::Token::Array(v)
                },
                {
                    let v = self
                        .oracles
                        .iter()
                        .map(|inner| ethabi::Token::Address(ethabi::Address::from_slice(&inner)))
                        .collect();
                    ethabi::Token::Array(v)
                },
            ]);
            let mut encoded = Vec::with_capacity(4 + data.len());
            encoded.extend(Self::METHOD_ID);
            encoded.extend(data);
            encoded
        }
        pub fn output_call(
            call: &substreams_ethereum::pb::eth::v2::Call,
        ) -> Result<Vec<u8>, String> {
            Self::output(call.return_data.as_ref())
        }
        pub fn output(data: &[u8]) -> Result<Vec<u8>, String> {
            let mut values = ethabi::decode(&[ethabi::ParamType::Address], data.as_ref())
                .map_err(|e| format!("unable to decode output data: {:?}", e))?;
            Ok(values
                .pop()
                .expect("one output data should have existed")
                .into_address()
                .expect(INTERNAL_ERR)
                .as_bytes()
                .to_vec())
        }
        pub fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            match call.input.get(0..4) {
                Some(signature) => Self::METHOD_ID == signature,
                None => false,
            }
        }
        pub fn call(&self, address: Vec<u8>) -> Option<Vec<u8>> {
            use substreams_ethereum::pb::eth::rpc;
            let rpc_calls = rpc::RpcCalls {
                calls: vec![rpc::RpcCall { to_addr: address, data: self.encode() }],
            };
            let responses = substreams_ethereum::rpc::eth_call(&rpc_calls).responses;
            let response = responses
                .get(0)
                .expect("one response should have existed");
            if response.failed {
                return None;
            }
            match Self::output(response.raw.as_ref()) {
                Ok(data) => Some(data),
                Err(err) => {
                    use substreams_ethereum::Function;
                    substreams::log::info!(
                        "Call output for function `{}` failed to decode with error: {}",
                        Self::NAME,
                        err
                    );
                    None
                }
            }
        }
    }
    impl substreams_ethereum::Function for DeployPlainPool {
        const NAME: &'static str = "deploy_plain_pool";
        fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            Self::match_call(call)
        }
        fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            Self::decode(call)
        }
        fn encode(&self) -> Vec<u8> {
            self.encode()
        }
    }
    impl substreams_ethereum::rpc::RPCDecodable<Vec<u8>> for DeployPlainPool {
        fn output(data: &[u8]) -> Result<Vec<u8>, String> {
            Self::output(data)
        }
    }
    #[derive(Debug, Clone, PartialEq)]
    pub struct FeeReceiver {}
    impl FeeReceiver {
        const METHOD_ID: [u8; 4] = [202u8, 180u8, 211u8, 219u8];
        pub fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            Ok(Self {})
        }
        pub fn encode(&self) -> Vec<u8> {
            let data = ethabi::encode(&[]);
            let mut encoded = Vec::with_capacity(4 + data.len());
            encoded.extend(Self::METHOD_ID);
            encoded.extend(data);
            encoded
        }
        pub fn output_call(
            call: &substreams_ethereum::pb::eth::v2::Call,
        ) -> Result<Vec<u8>, String> {
            Self::output(call.return_data.as_ref())
        }
        pub fn output(data: &[u8]) -> Result<Vec<u8>, String> {
            let mut values = ethabi::decode(&[ethabi::ParamType::Address], data.as_ref())
                .map_err(|e| format!("unable to decode output data: {:?}", e))?;
            Ok(values
                .pop()
                .expect("one output data should have existed")
                .into_address()
                .expect(INTERNAL_ERR)
                .as_bytes()
                .to_vec())
        }
        pub fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            match call.input.get(0..4) {
                Some(signature) => Self::METHOD_ID == signature,
                None => false,
            }
        }
        pub fn call(&self, address: Vec<u8>) -> Option<Vec<u8>> {
            use substreams_ethereum::pb::eth::rpc;
            let rpc_calls = rpc::RpcCalls {
                calls: vec![rpc::RpcCall { to_addr: address, data: self.encode() }],
            };
            let responses = substreams_ethereum::rpc::eth_call(&rpc_calls).responses;
            let response = responses
                .get(0)
                .expect("one response should have existed");
            if response.failed {
                return None;
            }
            match Self::output(response.raw.as_ref()) {
                Ok(data) => Some(data),
                Err(err) => {
                    use substreams_ethereum::Function;
                    substreams::log::info!(
                        "Call output for function `{}` failed to decode with error: {}",
                        Self::NAME,
                        err
                    );
                    None
                }
            }
        }
    }
    impl substreams_ethereum::Function for FeeReceiver {
        const NAME: &'static str = "fee_receiver";
        fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            Self::match_call(call)
        }
        fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            Self::decode(call)
        }
        fn encode(&self) -> Vec<u8> {
            self.encode()
        }
    }
    impl substreams_ethereum::rpc::RPCDecodable<Vec<u8>> for FeeReceiver {
        fn output(data: &[u8]) -> Result<Vec<u8>, String> {
            Self::output(data)
        }
    }
    #[derive(Debug, Clone, PartialEq)]
    pub struct FindPoolForCoins1 {
        pub from: Vec<u8>,
        pub to: Vec<u8>,
    }
    impl FindPoolForCoins1 {
        const METHOD_ID: [u8; 4] = [168u8, 125u8, 240u8, 108u8];
        pub fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            let maybe_data = call.input.get(4..);
            if maybe_data.is_none() {
                return Err("no data to decode".to_string());
            }
            let mut values = ethabi::decode(
                &[ethabi::ParamType::Address, ethabi::ParamType::Address],
                maybe_data.unwrap(),
            )
            .map_err(|e| format!("unable to decode call.input: {:?}", e))?;
            values.reverse();
            Ok(Self {
                from: values
                    .pop()
                    .expect(INTERNAL_ERR)
                    .into_address()
                    .expect(INTERNAL_ERR)
                    .as_bytes()
                    .to_vec(),
                to: values
                    .pop()
                    .expect(INTERNAL_ERR)
                    .into_address()
                    .expect(INTERNAL_ERR)
                    .as_bytes()
                    .to_vec(),
            })
        }
        pub fn encode(&self) -> Vec<u8> {
            let data = ethabi::encode(&[
                ethabi::Token::Address(ethabi::Address::from_slice(&self.from)),
                ethabi::Token::Address(ethabi::Address::from_slice(&self.to)),
            ]);
            let mut encoded = Vec::with_capacity(4 + data.len());
            encoded.extend(Self::METHOD_ID);
            encoded.extend(data);
            encoded
        }
        pub fn output_call(
            call: &substreams_ethereum::pb::eth::v2::Call,
        ) -> Result<Vec<u8>, String> {
            Self::output(call.return_data.as_ref())
        }
        pub fn output(data: &[u8]) -> Result<Vec<u8>, String> {
            let mut values = ethabi::decode(&[ethabi::ParamType::Address], data.as_ref())
                .map_err(|e| format!("unable to decode output data: {:?}", e))?;
            Ok(values
                .pop()
                .expect("one output data should have existed")
                .into_address()
                .expect(INTERNAL_ERR)
                .as_bytes()
                .to_vec())
        }
        pub fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            match call.input.get(0..4) {
                Some(signature) => Self::METHOD_ID == signature,
                None => false,
            }
        }
        pub fn call(&self, address: Vec<u8>) -> Option<Vec<u8>> {
            use substreams_ethereum::pb::eth::rpc;
            let rpc_calls = rpc::RpcCalls {
                calls: vec![rpc::RpcCall { to_addr: address, data: self.encode() }],
            };
            let responses = substreams_ethereum::rpc::eth_call(&rpc_calls).responses;
            let response = responses
                .get(0)
                .expect("one response should have existed");
            if response.failed {
                return None;
            }
            match Self::output(response.raw.as_ref()) {
                Ok(data) => Some(data),
                Err(err) => {
                    use substreams_ethereum::Function;
                    substreams::log::info!(
                        "Call output for function `{}` failed to decode with error: {}",
                        Self::NAME,
                        err
                    );
                    None
                }
            }
        }
    }
    impl substreams_ethereum::Function for FindPoolForCoins1 {
        const NAME: &'static str = "find_pool_for_coins1";
        fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            Self::match_call(call)
        }
        fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            Self::decode(call)
        }
        fn encode(&self) -> Vec<u8> {
            self.encode()
        }
    }
    impl substreams_ethereum::rpc::RPCDecodable<Vec<u8>> for FindPoolForCoins1 {
        fn output(data: &[u8]) -> Result<Vec<u8>, String> {
            Self::output(data)
        }
    }
    #[derive(Debug, Clone, PartialEq)]
    pub struct FindPoolForCoins2 {
        pub from: Vec<u8>,
        pub to: Vec<u8>,
        pub i: substreams::scalar::BigInt,
    }
    impl FindPoolForCoins2 {
        const METHOD_ID: [u8; 4] = [105u8, 130u8, 235u8, 11u8];
        pub fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            let maybe_data = call.input.get(4..);
            if maybe_data.is_none() {
                return Err("no data to decode".to_string());
            }
            let mut values = ethabi::decode(
                &[
                    ethabi::ParamType::Address,
                    ethabi::ParamType::Address,
                    ethabi::ParamType::Uint(256usize),
                ],
                maybe_data.unwrap(),
            )
            .map_err(|e| format!("unable to decode call.input: {:?}", e))?;
            values.reverse();
            Ok(Self {
                from: values
                    .pop()
                    .expect(INTERNAL_ERR)
                    .into_address()
                    .expect(INTERNAL_ERR)
                    .as_bytes()
                    .to_vec(),
                to: values
                    .pop()
                    .expect(INTERNAL_ERR)
                    .into_address()
                    .expect(INTERNAL_ERR)
                    .as_bytes()
                    .to_vec(),
                i: {
                    let mut v = [0 as u8; 32];
                    values
                        .pop()
                        .expect(INTERNAL_ERR)
                        .into_uint()
                        .expect(INTERNAL_ERR)
                        .to_big_endian(v.as_mut_slice());
                    substreams::scalar::BigInt::from_unsigned_bytes_be(&v)
                },
            })
        }
        pub fn encode(&self) -> Vec<u8> {
            let data = ethabi::encode(&[
                ethabi::Token::Address(ethabi::Address::from_slice(&self.from)),
                ethabi::Token::Address(ethabi::Address::from_slice(&self.to)),
                ethabi::Token::Uint(ethabi::Uint::from_big_endian(
                    match self.i.clone().to_bytes_be() {
                        (num_bigint::Sign::Plus, bytes) => bytes,
                        (num_bigint::Sign::NoSign, bytes) => bytes,
                        (num_bigint::Sign::Minus, _) => {
                            panic!("negative numbers are not supported")
                        }
                    }
                    .as_slice(),
                )),
            ]);
            let mut encoded = Vec::with_capacity(4 + data.len());
            encoded.extend(Self::METHOD_ID);
            encoded.extend(data);
            encoded
        }
        pub fn output_call(
            call: &substreams_ethereum::pb::eth::v2::Call,
        ) -> Result<Vec<u8>, String> {
            Self::output(call.return_data.as_ref())
        }
        pub fn output(data: &[u8]) -> Result<Vec<u8>, String> {
            let mut values = ethabi::decode(&[ethabi::ParamType::Address], data.as_ref())
                .map_err(|e| format!("unable to decode output data: {:?}", e))?;
            Ok(values
                .pop()
                .expect("one output data should have existed")
                .into_address()
                .expect(INTERNAL_ERR)
                .as_bytes()
                .to_vec())
        }
        pub fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            match call.input.get(0..4) {
                Some(signature) => Self::METHOD_ID == signature,
                None => false,
            }
        }
        pub fn call(&self, address: Vec<u8>) -> Option<Vec<u8>> {
            use substreams_ethereum::pb::eth::rpc;
            let rpc_calls = rpc::RpcCalls {
                calls: vec![rpc::RpcCall { to_addr: address, data: self.encode() }],
            };
            let responses = substreams_ethereum::rpc::eth_call(&rpc_calls).responses;
            let response = responses
                .get(0)
                .expect("one response should have existed");
            if response.failed {
                return None;
            }
            match Self::output(response.raw.as_ref()) {
                Ok(data) => Some(data),
                Err(err) => {
                    use substreams_ethereum::Function;
                    substreams::log::info!(
                        "Call output for function `{}` failed to decode with error: {}",
                        Self::NAME,
                        err
                    );
                    None
                }
            }
        }
    }
    impl substreams_ethereum::Function for FindPoolForCoins2 {
        const NAME: &'static str = "find_pool_for_coins2";
        fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            Self::match_call(call)
        }
        fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            Self::decode(call)
        }
        fn encode(&self) -> Vec<u8> {
            self.encode()
        }
    }
    impl substreams_ethereum::rpc::RPCDecodable<Vec<u8>> for FindPoolForCoins2 {
        fn output(data: &[u8]) -> Result<Vec<u8>, String> {
            Self::output(data)
        }
    }
    #[derive(Debug, Clone, PartialEq)]
    pub struct FutureAdmin {}
    impl FutureAdmin {
        const METHOD_ID: [u8; 4] = [23u8, 247u8, 24u8, 42u8];
        pub fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            Ok(Self {})
        }
        pub fn encode(&self) -> Vec<u8> {
            let data = ethabi::encode(&[]);
            let mut encoded = Vec::with_capacity(4 + data.len());
            encoded.extend(Self::METHOD_ID);
            encoded.extend(data);
            encoded
        }
        pub fn output_call(
            call: &substreams_ethereum::pb::eth::v2::Call,
        ) -> Result<Vec<u8>, String> {
            Self::output(call.return_data.as_ref())
        }
        pub fn output(data: &[u8]) -> Result<Vec<u8>, String> {
            let mut values = ethabi::decode(&[ethabi::ParamType::Address], data.as_ref())
                .map_err(|e| format!("unable to decode output data: {:?}", e))?;
            Ok(values
                .pop()
                .expect("one output data should have existed")
                .into_address()
                .expect(INTERNAL_ERR)
                .as_bytes()
                .to_vec())
        }
        pub fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            match call.input.get(0..4) {
                Some(signature) => Self::METHOD_ID == signature,
                None => false,
            }
        }
        pub fn call(&self, address: Vec<u8>) -> Option<Vec<u8>> {
            use substreams_ethereum::pb::eth::rpc;
            let rpc_calls = rpc::RpcCalls {
                calls: vec![rpc::RpcCall { to_addr: address, data: self.encode() }],
            };
            let responses = substreams_ethereum::rpc::eth_call(&rpc_calls).responses;
            let response = responses
                .get(0)
                .expect("one response should have existed");
            if response.failed {
                return None;
            }
            match Self::output(response.raw.as_ref()) {
                Ok(data) => Some(data),
                Err(err) => {
                    use substreams_ethereum::Function;
                    substreams::log::info!(
                        "Call output for function `{}` failed to decode with error: {}",
                        Self::NAME,
                        err
                    );
                    None
                }
            }
        }
    }
    impl substreams_ethereum::Function for FutureAdmin {
        const NAME: &'static str = "future_admin";
        fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            Self::match_call(call)
        }
        fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            Self::decode(call)
        }
        fn encode(&self) -> Vec<u8> {
            self.encode()
        }
    }
    impl substreams_ethereum::rpc::RPCDecodable<Vec<u8>> for FutureAdmin {
        fn output(data: &[u8]) -> Result<Vec<u8>, String> {
            Self::output(data)
        }
    }
    #[derive(Debug, Clone, PartialEq)]
    pub struct GaugeImplementation {}
    impl GaugeImplementation {
        const METHOD_ID: [u8; 4] = [141u8, 242u8, 66u8, 7u8];
        pub fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            Ok(Self {})
        }
        pub fn encode(&self) -> Vec<u8> {
            let data = ethabi::encode(&[]);
            let mut encoded = Vec::with_capacity(4 + data.len());
            encoded.extend(Self::METHOD_ID);
            encoded.extend(data);
            encoded
        }
        pub fn output_call(
            call: &substreams_ethereum::pb::eth::v2::Call,
        ) -> Result<Vec<u8>, String> {
            Self::output(call.return_data.as_ref())
        }
        pub fn output(data: &[u8]) -> Result<Vec<u8>, String> {
            let mut values = ethabi::decode(&[ethabi::ParamType::Address], data.as_ref())
                .map_err(|e| format!("unable to decode output data: {:?}", e))?;
            Ok(values
                .pop()
                .expect("one output data should have existed")
                .into_address()
                .expect(INTERNAL_ERR)
                .as_bytes()
                .to_vec())
        }
        pub fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            match call.input.get(0..4) {
                Some(signature) => Self::METHOD_ID == signature,
                None => false,
            }
        }
        pub fn call(&self, address: Vec<u8>) -> Option<Vec<u8>> {
            use substreams_ethereum::pb::eth::rpc;
            let rpc_calls = rpc::RpcCalls {
                calls: vec![rpc::RpcCall { to_addr: address, data: self.encode() }],
            };
            let responses = substreams_ethereum::rpc::eth_call(&rpc_calls).responses;
            let response = responses
                .get(0)
                .expect("one response should have existed");
            if response.failed {
                return None;
            }
            match Self::output(response.raw.as_ref()) {
                Ok(data) => Some(data),
                Err(err) => {
                    use substreams_ethereum::Function;
                    substreams::log::info!(
                        "Call output for function `{}` failed to decode with error: {}",
                        Self::NAME,
                        err
                    );
                    None
                }
            }
        }
    }
    impl substreams_ethereum::Function for GaugeImplementation {
        const NAME: &'static str = "gauge_implementation";
        fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            Self::match_call(call)
        }
        fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            Self::decode(call)
        }
        fn encode(&self) -> Vec<u8> {
            self.encode()
        }
    }
    impl substreams_ethereum::rpc::RPCDecodable<Vec<u8>> for GaugeImplementation {
        fn output(data: &[u8]) -> Result<Vec<u8>, String> {
            Self::output(data)
        }
    }
    #[derive(Debug, Clone, PartialEq)]
    pub struct GetA {
        pub pool: Vec<u8>,
    }
    impl GetA {
        const METHOD_ID: [u8; 4] = [85u8, 179u8, 11u8, 25u8];
        pub fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            let maybe_data = call.input.get(4..);
            if maybe_data.is_none() {
                return Err("no data to decode".to_string());
            }
            let mut values = ethabi::decode(&[ethabi::ParamType::Address], maybe_data.unwrap())
                .map_err(|e| format!("unable to decode call.input: {:?}", e))?;
            values.reverse();
            Ok(Self {
                pool: values
                    .pop()
                    .expect(INTERNAL_ERR)
                    .into_address()
                    .expect(INTERNAL_ERR)
                    .as_bytes()
                    .to_vec(),
            })
        }
        pub fn encode(&self) -> Vec<u8> {
            let data =
                ethabi::encode(&[ethabi::Token::Address(ethabi::Address::from_slice(&self.pool))]);
            let mut encoded = Vec::with_capacity(4 + data.len());
            encoded.extend(Self::METHOD_ID);
            encoded.extend(data);
            encoded
        }
        pub fn output_call(
            call: &substreams_ethereum::pb::eth::v2::Call,
        ) -> Result<substreams::scalar::BigInt, String> {
            Self::output(call.return_data.as_ref())
        }
        pub fn output(data: &[u8]) -> Result<substreams::scalar::BigInt, String> {
            let mut values = ethabi::decode(&[ethabi::ParamType::Uint(256usize)], data.as_ref())
                .map_err(|e| format!("unable to decode output data: {:?}", e))?;
            Ok({
                let mut v = [0 as u8; 32];
                values
                    .pop()
                    .expect("one output data should have existed")
                    .into_uint()
                    .expect(INTERNAL_ERR)
                    .to_big_endian(v.as_mut_slice());
                substreams::scalar::BigInt::from_unsigned_bytes_be(&v)
            })
        }
        pub fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            match call.input.get(0..4) {
                Some(signature) => Self::METHOD_ID == signature,
                None => false,
            }
        }
        pub fn call(&self, address: Vec<u8>) -> Option<substreams::scalar::BigInt> {
            use substreams_ethereum::pb::eth::rpc;
            let rpc_calls = rpc::RpcCalls {
                calls: vec![rpc::RpcCall { to_addr: address, data: self.encode() }],
            };
            let responses = substreams_ethereum::rpc::eth_call(&rpc_calls).responses;
            let response = responses
                .get(0)
                .expect("one response should have existed");
            if response.failed {
                return None;
            }
            match Self::output(response.raw.as_ref()) {
                Ok(data) => Some(data),
                Err(err) => {
                    use substreams_ethereum::Function;
                    substreams::log::info!(
                        "Call output for function `{}` failed to decode with error: {}",
                        Self::NAME,
                        err
                    );
                    None
                }
            }
        }
    }
    impl substreams_ethereum::Function for GetA {
        const NAME: &'static str = "get_A";
        fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            Self::match_call(call)
        }
        fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            Self::decode(call)
        }
        fn encode(&self) -> Vec<u8> {
            self.encode()
        }
    }
    impl substreams_ethereum::rpc::RPCDecodable<substreams::scalar::BigInt> for GetA {
        fn output(data: &[u8]) -> Result<substreams::scalar::BigInt, String> {
            Self::output(data)
        }
    }
    #[derive(Debug, Clone, PartialEq)]
    pub struct GetAdminBalances {
        pub pool: Vec<u8>,
    }
    impl GetAdminBalances {
        const METHOD_ID: [u8; 4] = [193u8, 30u8, 69u8, 184u8];
        pub fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            let maybe_data = call.input.get(4..);
            if maybe_data.is_none() {
                return Err("no data to decode".to_string());
            }
            let mut values = ethabi::decode(&[ethabi::ParamType::Address], maybe_data.unwrap())
                .map_err(|e| format!("unable to decode call.input: {:?}", e))?;
            values.reverse();
            Ok(Self {
                pool: values
                    .pop()
                    .expect(INTERNAL_ERR)
                    .into_address()
                    .expect(INTERNAL_ERR)
                    .as_bytes()
                    .to_vec(),
            })
        }
        pub fn encode(&self) -> Vec<u8> {
            let data =
                ethabi::encode(&[ethabi::Token::Address(ethabi::Address::from_slice(&self.pool))]);
            let mut encoded = Vec::with_capacity(4 + data.len());
            encoded.extend(Self::METHOD_ID);
            encoded.extend(data);
            encoded
        }
        pub fn output_call(
            call: &substreams_ethereum::pb::eth::v2::Call,
        ) -> Result<Vec<substreams::scalar::BigInt>, String> {
            Self::output(call.return_data.as_ref())
        }
        pub fn output(data: &[u8]) -> Result<Vec<substreams::scalar::BigInt>, String> {
            let mut values = ethabi::decode(
                &[ethabi::ParamType::Array(Box::new(ethabi::ParamType::Uint(256usize)))],
                data.as_ref(),
            )
            .map_err(|e| format!("unable to decode output data: {:?}", e))?;
            Ok(values
                .pop()
                .expect("one output data should have existed")
                .into_array()
                .expect(INTERNAL_ERR)
                .into_iter()
                .map(|inner| {
                    let mut v = [0 as u8; 32];
                    inner
                        .into_uint()
                        .expect(INTERNAL_ERR)
                        .to_big_endian(v.as_mut_slice());
                    substreams::scalar::BigInt::from_unsigned_bytes_be(&v)
                })
                .collect())
        }
        pub fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            match call.input.get(0..4) {
                Some(signature) => Self::METHOD_ID == signature,
                None => false,
            }
        }
        pub fn call(&self, address: Vec<u8>) -> Option<Vec<substreams::scalar::BigInt>> {
            use substreams_ethereum::pb::eth::rpc;
            let rpc_calls = rpc::RpcCalls {
                calls: vec![rpc::RpcCall { to_addr: address, data: self.encode() }],
            };
            let responses = substreams_ethereum::rpc::eth_call(&rpc_calls).responses;
            let response = responses
                .get(0)
                .expect("one response should have existed");
            if response.failed {
                return None;
            }
            match Self::output(response.raw.as_ref()) {
                Ok(data) => Some(data),
                Err(err) => {
                    use substreams_ethereum::Function;
                    substreams::log::info!(
                        "Call output for function `{}` failed to decode with error: {}",
                        Self::NAME,
                        err
                    );
                    None
                }
            }
        }
    }
    impl substreams_ethereum::Function for GetAdminBalances {
        const NAME: &'static str = "get_admin_balances";
        fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            Self::match_call(call)
        }
        fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            Self::decode(call)
        }
        fn encode(&self) -> Vec<u8> {
            self.encode()
        }
    }
    impl substreams_ethereum::rpc::RPCDecodable<Vec<substreams::scalar::BigInt>> for GetAdminBalances {
        fn output(data: &[u8]) -> Result<Vec<substreams::scalar::BigInt>, String> {
            Self::output(data)
        }
    }
    #[derive(Debug, Clone, PartialEq)]
    pub struct GetBalances {
        pub pool: Vec<u8>,
    }
    impl GetBalances {
        const METHOD_ID: [u8; 4] = [146u8, 227u8, 204u8, 45u8];
        pub fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            let maybe_data = call.input.get(4..);
            if maybe_data.is_none() {
                return Err("no data to decode".to_string());
            }
            let mut values = ethabi::decode(&[ethabi::ParamType::Address], maybe_data.unwrap())
                .map_err(|e| format!("unable to decode call.input: {:?}", e))?;
            values.reverse();
            Ok(Self {
                pool: values
                    .pop()
                    .expect(INTERNAL_ERR)
                    .into_address()
                    .expect(INTERNAL_ERR)
                    .as_bytes()
                    .to_vec(),
            })
        }
        pub fn encode(&self) -> Vec<u8> {
            let data =
                ethabi::encode(&[ethabi::Token::Address(ethabi::Address::from_slice(&self.pool))]);
            let mut encoded = Vec::with_capacity(4 + data.len());
            encoded.extend(Self::METHOD_ID);
            encoded.extend(data);
            encoded
        }
        pub fn output_call(
            call: &substreams_ethereum::pb::eth::v2::Call,
        ) -> Result<Vec<substreams::scalar::BigInt>, String> {
            Self::output(call.return_data.as_ref())
        }
        pub fn output(data: &[u8]) -> Result<Vec<substreams::scalar::BigInt>, String> {
            let mut values = ethabi::decode(
                &[ethabi::ParamType::Array(Box::new(ethabi::ParamType::Uint(256usize)))],
                data.as_ref(),
            )
            .map_err(|e| format!("unable to decode output data: {:?}", e))?;
            Ok(values
                .pop()
                .expect("one output data should have existed")
                .into_array()
                .expect(INTERNAL_ERR)
                .into_iter()
                .map(|inner| {
                    let mut v = [0 as u8; 32];
                    inner
                        .into_uint()
                        .expect(INTERNAL_ERR)
                        .to_big_endian(v.as_mut_slice());
                    substreams::scalar::BigInt::from_unsigned_bytes_be(&v)
                })
                .collect())
        }
        pub fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            match call.input.get(0..4) {
                Some(signature) => Self::METHOD_ID == signature,
                None => false,
            }
        }
        pub fn call(&self, address: Vec<u8>) -> Option<Vec<substreams::scalar::BigInt>> {
            use substreams_ethereum::pb::eth::rpc;
            let rpc_calls = rpc::RpcCalls {
                calls: vec![rpc::RpcCall { to_addr: address, data: self.encode() }],
            };
            let responses = substreams_ethereum::rpc::eth_call(&rpc_calls).responses;
            let response = responses
                .get(0)
                .expect("one response should have existed");
            if response.failed {
                return None;
            }
            match Self::output(response.raw.as_ref()) {
                Ok(data) => Some(data),
                Err(err) => {
                    use substreams_ethereum::Function;
                    substreams::log::info!(
                        "Call output for function `{}` failed to decode with error: {}",
                        Self::NAME,
                        err
                    );
                    None
                }
            }
        }
    }
    impl substreams_ethereum::Function for GetBalances {
        const NAME: &'static str = "get_balances";
        fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            Self::match_call(call)
        }
        fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            Self::decode(call)
        }
        fn encode(&self) -> Vec<u8> {
            self.encode()
        }
    }
    impl substreams_ethereum::rpc::RPCDecodable<Vec<substreams::scalar::BigInt>> for GetBalances {
        fn output(data: &[u8]) -> Result<Vec<substreams::scalar::BigInt>, String> {
            Self::output(data)
        }
    }
    #[derive(Debug, Clone, PartialEq)]
    pub struct GetBasePool {
        pub pool: Vec<u8>,
    }
    impl GetBasePool {
        const METHOD_ID: [u8; 4] = [111u8, 32u8, 214u8, 221u8];
        pub fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            let maybe_data = call.input.get(4..);
            if maybe_data.is_none() {
                return Err("no data to decode".to_string());
            }
            let mut values = ethabi::decode(&[ethabi::ParamType::Address], maybe_data.unwrap())
                .map_err(|e| format!("unable to decode call.input: {:?}", e))?;
            values.reverse();
            Ok(Self {
                pool: values
                    .pop()
                    .expect(INTERNAL_ERR)
                    .into_address()
                    .expect(INTERNAL_ERR)
                    .as_bytes()
                    .to_vec(),
            })
        }
        pub fn encode(&self) -> Vec<u8> {
            let data =
                ethabi::encode(&[ethabi::Token::Address(ethabi::Address::from_slice(&self.pool))]);
            let mut encoded = Vec::with_capacity(4 + data.len());
            encoded.extend(Self::METHOD_ID);
            encoded.extend(data);
            encoded
        }
        pub fn output_call(
            call: &substreams_ethereum::pb::eth::v2::Call,
        ) -> Result<Vec<u8>, String> {
            Self::output(call.return_data.as_ref())
        }
        pub fn output(data: &[u8]) -> Result<Vec<u8>, String> {
            let mut values = ethabi::decode(&[ethabi::ParamType::Address], data.as_ref())
                .map_err(|e| format!("unable to decode output data: {:?}", e))?;
            Ok(values
                .pop()
                .expect("one output data should have existed")
                .into_address()
                .expect(INTERNAL_ERR)
                .as_bytes()
                .to_vec())
        }
        pub fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            match call.input.get(0..4) {
                Some(signature) => Self::METHOD_ID == signature,
                None => false,
            }
        }
        pub fn call(&self, address: Vec<u8>) -> Option<Vec<u8>> {
            use substreams_ethereum::pb::eth::rpc;
            let rpc_calls = rpc::RpcCalls {
                calls: vec![rpc::RpcCall { to_addr: address, data: self.encode() }],
            };
            let responses = substreams_ethereum::rpc::eth_call(&rpc_calls).responses;
            let response = responses
                .get(0)
                .expect("one response should have existed");
            if response.failed {
                return None;
            }
            match Self::output(response.raw.as_ref()) {
                Ok(data) => Some(data),
                Err(err) => {
                    use substreams_ethereum::Function;
                    substreams::log::info!(
                        "Call output for function `{}` failed to decode with error: {}",
                        Self::NAME,
                        err
                    );
                    None
                }
            }
        }
    }
    impl substreams_ethereum::Function for GetBasePool {
        const NAME: &'static str = "get_base_pool";
        fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            Self::match_call(call)
        }
        fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            Self::decode(call)
        }
        fn encode(&self) -> Vec<u8> {
            self.encode()
        }
    }
    impl substreams_ethereum::rpc::RPCDecodable<Vec<u8>> for GetBasePool {
        fn output(data: &[u8]) -> Result<Vec<u8>, String> {
            Self::output(data)
        }
    }
    #[derive(Debug, Clone, PartialEq)]
    pub struct GetCoinIndices {
        pub pool: Vec<u8>,
        pub from: Vec<u8>,
        pub to: Vec<u8>,
    }
    impl GetCoinIndices {
        const METHOD_ID: [u8; 4] = [235u8, 133u8, 34u8, 109u8];
        pub fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            let maybe_data = call.input.get(4..);
            if maybe_data.is_none() {
                return Err("no data to decode".to_string());
            }
            let mut values = ethabi::decode(
                &[
                    ethabi::ParamType::Address,
                    ethabi::ParamType::Address,
                    ethabi::ParamType::Address,
                ],
                maybe_data.unwrap(),
            )
            .map_err(|e| format!("unable to decode call.input: {:?}", e))?;
            values.reverse();
            Ok(Self {
                pool: values
                    .pop()
                    .expect(INTERNAL_ERR)
                    .into_address()
                    .expect(INTERNAL_ERR)
                    .as_bytes()
                    .to_vec(),
                from: values
                    .pop()
                    .expect(INTERNAL_ERR)
                    .into_address()
                    .expect(INTERNAL_ERR)
                    .as_bytes()
                    .to_vec(),
                to: values
                    .pop()
                    .expect(INTERNAL_ERR)
                    .into_address()
                    .expect(INTERNAL_ERR)
                    .as_bytes()
                    .to_vec(),
            })
        }
        pub fn encode(&self) -> Vec<u8> {
            let data = ethabi::encode(&[
                ethabi::Token::Address(ethabi::Address::from_slice(&self.pool)),
                ethabi::Token::Address(ethabi::Address::from_slice(&self.from)),
                ethabi::Token::Address(ethabi::Address::from_slice(&self.to)),
            ]);
            let mut encoded = Vec::with_capacity(4 + data.len());
            encoded.extend(Self::METHOD_ID);
            encoded.extend(data);
            encoded
        }
        pub fn output_call(
            call: &substreams_ethereum::pb::eth::v2::Call,
        ) -> Result<(substreams::scalar::BigInt, substreams::scalar::BigInt, bool), String>
        {
            Self::output(call.return_data.as_ref())
        }
        pub fn output(
            data: &[u8],
        ) -> Result<(substreams::scalar::BigInt, substreams::scalar::BigInt, bool), String>
        {
            let mut values = ethabi::decode(
                &[
                    ethabi::ParamType::Int(128usize),
                    ethabi::ParamType::Int(128usize),
                    ethabi::ParamType::Bool,
                ],
                data.as_ref(),
            )
            .map_err(|e| format!("unable to decode output data: {:?}", e))?;
            values.reverse();
            Ok((
                {
                    let mut v = [0 as u8; 32];
                    values
                        .pop()
                        .expect(INTERNAL_ERR)
                        .into_int()
                        .expect(INTERNAL_ERR)
                        .to_big_endian(v.as_mut_slice());
                    substreams::scalar::BigInt::from_signed_bytes_be(&v)
                },
                {
                    let mut v = [0 as u8; 32];
                    values
                        .pop()
                        .expect(INTERNAL_ERR)
                        .into_int()
                        .expect(INTERNAL_ERR)
                        .to_big_endian(v.as_mut_slice());
                    substreams::scalar::BigInt::from_signed_bytes_be(&v)
                },
                values
                    .pop()
                    .expect(INTERNAL_ERR)
                    .into_bool()
                    .expect(INTERNAL_ERR),
            ))
        }
        pub fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            match call.input.get(0..4) {
                Some(signature) => Self::METHOD_ID == signature,
                None => false,
            }
        }
        pub fn call(
            &self,
            address: Vec<u8>,
        ) -> Option<(substreams::scalar::BigInt, substreams::scalar::BigInt, bool)> {
            use substreams_ethereum::pb::eth::rpc;
            let rpc_calls = rpc::RpcCalls {
                calls: vec![rpc::RpcCall { to_addr: address, data: self.encode() }],
            };
            let responses = substreams_ethereum::rpc::eth_call(&rpc_calls).responses;
            let response = responses
                .get(0)
                .expect("one response should have existed");
            if response.failed {
                return None;
            }
            match Self::output(response.raw.as_ref()) {
                Ok(data) => Some(data),
                Err(err) => {
                    use substreams_ethereum::Function;
                    substreams::log::info!(
                        "Call output for function `{}` failed to decode with error: {}",
                        Self::NAME,
                        err
                    );
                    None
                }
            }
        }
    }
    impl substreams_ethereum::Function for GetCoinIndices {
        const NAME: &'static str = "get_coin_indices";
        fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            Self::match_call(call)
        }
        fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            Self::decode(call)
        }
        fn encode(&self) -> Vec<u8> {
            self.encode()
        }
    }
    impl
        substreams_ethereum::rpc::RPCDecodable<(
            substreams::scalar::BigInt,
            substreams::scalar::BigInt,
            bool,
        )> for GetCoinIndices
    {
        fn output(
            data: &[u8],
        ) -> Result<(substreams::scalar::BigInt, substreams::scalar::BigInt, bool), String>
        {
            Self::output(data)
        }
    }
    #[derive(Debug, Clone, PartialEq)]
    pub struct GetCoins {
        pub pool: Vec<u8>,
    }
    impl GetCoins {
        const METHOD_ID: [u8; 4] = [154u8, 201u8, 13u8, 61u8];
        pub fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            let maybe_data = call.input.get(4..);
            if maybe_data.is_none() {
                return Err("no data to decode".to_string());
            }
            let mut values = ethabi::decode(&[ethabi::ParamType::Address], maybe_data.unwrap())
                .map_err(|e| format!("unable to decode call.input: {:?}", e))?;
            values.reverse();
            Ok(Self {
                pool: values
                    .pop()
                    .expect(INTERNAL_ERR)
                    .into_address()
                    .expect(INTERNAL_ERR)
                    .as_bytes()
                    .to_vec(),
            })
        }
        pub fn encode(&self) -> Vec<u8> {
            let data =
                ethabi::encode(&[ethabi::Token::Address(ethabi::Address::from_slice(&self.pool))]);
            let mut encoded = Vec::with_capacity(4 + data.len());
            encoded.extend(Self::METHOD_ID);
            encoded.extend(data);
            encoded
        }
        pub fn output_call(
            call: &substreams_ethereum::pb::eth::v2::Call,
        ) -> Result<Vec<Vec<u8>>, String> {
            Self::output(call.return_data.as_ref())
        }
        pub fn output(data: &[u8]) -> Result<Vec<Vec<u8>>, String> {
            let mut values = ethabi::decode(
                &[ethabi::ParamType::Array(Box::new(ethabi::ParamType::Address))],
                data.as_ref(),
            )
            .map_err(|e| format!("unable to decode output data: {:?}", e))?;
            Ok(values
                .pop()
                .expect("one output data should have existed")
                .into_array()
                .expect(INTERNAL_ERR)
                .into_iter()
                .map(|inner| {
                    inner
                        .into_address()
                        .expect(INTERNAL_ERR)
                        .as_bytes()
                        .to_vec()
                })
                .collect())
        }
        pub fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            match call.input.get(0..4) {
                Some(signature) => Self::METHOD_ID == signature,
                None => false,
            }
        }
        pub fn call(&self, address: Vec<u8>) -> Option<Vec<Vec<u8>>> {
            use substreams_ethereum::pb::eth::rpc;
            let rpc_calls = rpc::RpcCalls {
                calls: vec![rpc::RpcCall { to_addr: address, data: self.encode() }],
            };
            let responses = substreams_ethereum::rpc::eth_call(&rpc_calls).responses;
            let response = responses
                .get(0)
                .expect("one response should have existed");
            if response.failed {
                return None;
            }
            match Self::output(response.raw.as_ref()) {
                Ok(data) => Some(data),
                Err(err) => {
                    use substreams_ethereum::Function;
                    substreams::log::info!(
                        "Call output for function `{}` failed to decode with error: {}",
                        Self::NAME,
                        err
                    );
                    None
                }
            }
        }
    }
    impl substreams_ethereum::Function for GetCoins {
        const NAME: &'static str = "get_coins";
        fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            Self::match_call(call)
        }
        fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            Self::decode(call)
        }
        fn encode(&self) -> Vec<u8> {
            self.encode()
        }
    }
    impl substreams_ethereum::rpc::RPCDecodable<Vec<Vec<u8>>> for GetCoins {
        fn output(data: &[u8]) -> Result<Vec<Vec<u8>>, String> {
            Self::output(data)
        }
    }
    #[derive(Debug, Clone, PartialEq)]
    pub struct GetDecimals {
        pub pool: Vec<u8>,
    }
    impl GetDecimals {
        const METHOD_ID: [u8; 4] = [82u8, 181u8, 21u8, 85u8];
        pub fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            let maybe_data = call.input.get(4..);
            if maybe_data.is_none() {
                return Err("no data to decode".to_string());
            }
            let mut values = ethabi::decode(&[ethabi::ParamType::Address], maybe_data.unwrap())
                .map_err(|e| format!("unable to decode call.input: {:?}", e))?;
            values.reverse();
            Ok(Self {
                pool: values
                    .pop()
                    .expect(INTERNAL_ERR)
                    .into_address()
                    .expect(INTERNAL_ERR)
                    .as_bytes()
                    .to_vec(),
            })
        }
        pub fn encode(&self) -> Vec<u8> {
            let data =
                ethabi::encode(&[ethabi::Token::Address(ethabi::Address::from_slice(&self.pool))]);
            let mut encoded = Vec::with_capacity(4 + data.len());
            encoded.extend(Self::METHOD_ID);
            encoded.extend(data);
            encoded
        }
        pub fn output_call(
            call: &substreams_ethereum::pb::eth::v2::Call,
        ) -> Result<Vec<substreams::scalar::BigInt>, String> {
            Self::output(call.return_data.as_ref())
        }
        pub fn output(data: &[u8]) -> Result<Vec<substreams::scalar::BigInt>, String> {
            let mut values = ethabi::decode(
                &[ethabi::ParamType::Array(Box::new(ethabi::ParamType::Uint(256usize)))],
                data.as_ref(),
            )
            .map_err(|e| format!("unable to decode output data: {:?}", e))?;
            Ok(values
                .pop()
                .expect("one output data should have existed")
                .into_array()
                .expect(INTERNAL_ERR)
                .into_iter()
                .map(|inner| {
                    let mut v = [0 as u8; 32];
                    inner
                        .into_uint()
                        .expect(INTERNAL_ERR)
                        .to_big_endian(v.as_mut_slice());
                    substreams::scalar::BigInt::from_unsigned_bytes_be(&v)
                })
                .collect())
        }
        pub fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            match call.input.get(0..4) {
                Some(signature) => Self::METHOD_ID == signature,
                None => false,
            }
        }
        pub fn call(&self, address: Vec<u8>) -> Option<Vec<substreams::scalar::BigInt>> {
            use substreams_ethereum::pb::eth::rpc;
            let rpc_calls = rpc::RpcCalls {
                calls: vec![rpc::RpcCall { to_addr: address, data: self.encode() }],
            };
            let responses = substreams_ethereum::rpc::eth_call(&rpc_calls).responses;
            let response = responses
                .get(0)
                .expect("one response should have existed");
            if response.failed {
                return None;
            }
            match Self::output(response.raw.as_ref()) {
                Ok(data) => Some(data),
                Err(err) => {
                    use substreams_ethereum::Function;
                    substreams::log::info!(
                        "Call output for function `{}` failed to decode with error: {}",
                        Self::NAME,
                        err
                    );
                    None
                }
            }
        }
    }
    impl substreams_ethereum::Function for GetDecimals {
        const NAME: &'static str = "get_decimals";
        fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            Self::match_call(call)
        }
        fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            Self::decode(call)
        }
        fn encode(&self) -> Vec<u8> {
            self.encode()
        }
    }
    impl substreams_ethereum::rpc::RPCDecodable<Vec<substreams::scalar::BigInt>> for GetDecimals {
        fn output(data: &[u8]) -> Result<Vec<substreams::scalar::BigInt>, String> {
            Self::output(data)
        }
    }
    #[derive(Debug, Clone, PartialEq)]
    pub struct GetFees {
        pub pool: Vec<u8>,
    }
    impl GetFees {
        const METHOD_ID: [u8; 4] = [124u8, 219u8, 114u8, 176u8];
        pub fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            let maybe_data = call.input.get(4..);
            if maybe_data.is_none() {
                return Err("no data to decode".to_string());
            }
            let mut values = ethabi::decode(&[ethabi::ParamType::Address], maybe_data.unwrap())
                .map_err(|e| format!("unable to decode call.input: {:?}", e))?;
            values.reverse();
            Ok(Self {
                pool: values
                    .pop()
                    .expect(INTERNAL_ERR)
                    .into_address()
                    .expect(INTERNAL_ERR)
                    .as_bytes()
                    .to_vec(),
            })
        }
        pub fn encode(&self) -> Vec<u8> {
            let data =
                ethabi::encode(&[ethabi::Token::Address(ethabi::Address::from_slice(&self.pool))]);
            let mut encoded = Vec::with_capacity(4 + data.len());
            encoded.extend(Self::METHOD_ID);
            encoded.extend(data);
            encoded
        }
        pub fn output_call(
            call: &substreams_ethereum::pb::eth::v2::Call,
        ) -> Result<(substreams::scalar::BigInt, substreams::scalar::BigInt), String> {
            Self::output(call.return_data.as_ref())
        }
        pub fn output(
            data: &[u8],
        ) -> Result<(substreams::scalar::BigInt, substreams::scalar::BigInt), String> {
            let mut values = ethabi::decode(
                &[ethabi::ParamType::Uint(256usize), ethabi::ParamType::Uint(256usize)],
                data.as_ref(),
            )
            .map_err(|e| format!("unable to decode output data: {:?}", e))?;
            values.reverse();
            Ok((
                {
                    let mut v = [0 as u8; 32];
                    values
                        .pop()
                        .expect(INTERNAL_ERR)
                        .into_uint()
                        .expect(INTERNAL_ERR)
                        .to_big_endian(v.as_mut_slice());
                    substreams::scalar::BigInt::from_unsigned_bytes_be(&v)
                },
                {
                    let mut v = [0 as u8; 32];
                    values
                        .pop()
                        .expect(INTERNAL_ERR)
                        .into_uint()
                        .expect(INTERNAL_ERR)
                        .to_big_endian(v.as_mut_slice());
                    substreams::scalar::BigInt::from_unsigned_bytes_be(&v)
                },
            ))
        }
        pub fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            match call.input.get(0..4) {
                Some(signature) => Self::METHOD_ID == signature,
                None => false,
            }
        }
        pub fn call(
            &self,
            address: Vec<u8>,
        ) -> Option<(substreams::scalar::BigInt, substreams::scalar::BigInt)> {
            use substreams_ethereum::pb::eth::rpc;
            let rpc_calls = rpc::RpcCalls {
                calls: vec![rpc::RpcCall { to_addr: address, data: self.encode() }],
            };
            let responses = substreams_ethereum::rpc::eth_call(&rpc_calls).responses;
            let response = responses
                .get(0)
                .expect("one response should have existed");
            if response.failed {
                return None;
            }
            match Self::output(response.raw.as_ref()) {
                Ok(data) => Some(data),
                Err(err) => {
                    use substreams_ethereum::Function;
                    substreams::log::info!(
                        "Call output for function `{}` failed to decode with error: {}",
                        Self::NAME,
                        err
                    );
                    None
                }
            }
        }
    }
    impl substreams_ethereum::Function for GetFees {
        const NAME: &'static str = "get_fees";
        fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            Self::match_call(call)
        }
        fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            Self::decode(call)
        }
        fn encode(&self) -> Vec<u8> {
            self.encode()
        }
    }
    impl
        substreams_ethereum::rpc::RPCDecodable<(
            substreams::scalar::BigInt,
            substreams::scalar::BigInt,
        )> for GetFees
    {
        fn output(
            data: &[u8],
        ) -> Result<(substreams::scalar::BigInt, substreams::scalar::BigInt), String> {
            Self::output(data)
        }
    }
    #[derive(Debug, Clone, PartialEq)]
    pub struct GetGauge {
        pub pool: Vec<u8>,
    }
    impl GetGauge {
        const METHOD_ID: [u8; 4] = [218u8, 242u8, 151u8, 185u8];
        pub fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            let maybe_data = call.input.get(4..);
            if maybe_data.is_none() {
                return Err("no data to decode".to_string());
            }
            let mut values = ethabi::decode(&[ethabi::ParamType::Address], maybe_data.unwrap())
                .map_err(|e| format!("unable to decode call.input: {:?}", e))?;
            values.reverse();
            Ok(Self {
                pool: values
                    .pop()
                    .expect(INTERNAL_ERR)
                    .into_address()
                    .expect(INTERNAL_ERR)
                    .as_bytes()
                    .to_vec(),
            })
        }
        pub fn encode(&self) -> Vec<u8> {
            let data =
                ethabi::encode(&[ethabi::Token::Address(ethabi::Address::from_slice(&self.pool))]);
            let mut encoded = Vec::with_capacity(4 + data.len());
            encoded.extend(Self::METHOD_ID);
            encoded.extend(data);
            encoded
        }
        pub fn output_call(
            call: &substreams_ethereum::pb::eth::v2::Call,
        ) -> Result<Vec<u8>, String> {
            Self::output(call.return_data.as_ref())
        }
        pub fn output(data: &[u8]) -> Result<Vec<u8>, String> {
            let mut values = ethabi::decode(&[ethabi::ParamType::Address], data.as_ref())
                .map_err(|e| format!("unable to decode output data: {:?}", e))?;
            Ok(values
                .pop()
                .expect("one output data should have existed")
                .into_address()
                .expect(INTERNAL_ERR)
                .as_bytes()
                .to_vec())
        }
        pub fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            match call.input.get(0..4) {
                Some(signature) => Self::METHOD_ID == signature,
                None => false,
            }
        }
        pub fn call(&self, address: Vec<u8>) -> Option<Vec<u8>> {
            use substreams_ethereum::pb::eth::rpc;
            let rpc_calls = rpc::RpcCalls {
                calls: vec![rpc::RpcCall { to_addr: address, data: self.encode() }],
            };
            let responses = substreams_ethereum::rpc::eth_call(&rpc_calls).responses;
            let response = responses
                .get(0)
                .expect("one response should have existed");
            if response.failed {
                return None;
            }
            match Self::output(response.raw.as_ref()) {
                Ok(data) => Some(data),
                Err(err) => {
                    use substreams_ethereum::Function;
                    substreams::log::info!(
                        "Call output for function `{}` failed to decode with error: {}",
                        Self::NAME,
                        err
                    );
                    None
                }
            }
        }
    }
    impl substreams_ethereum::Function for GetGauge {
        const NAME: &'static str = "get_gauge";
        fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            Self::match_call(call)
        }
        fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            Self::decode(call)
        }
        fn encode(&self) -> Vec<u8> {
            self.encode()
        }
    }
    impl substreams_ethereum::rpc::RPCDecodable<Vec<u8>> for GetGauge {
        fn output(data: &[u8]) -> Result<Vec<u8>, String> {
            Self::output(data)
        }
    }
    #[derive(Debug, Clone, PartialEq)]
    pub struct GetImplementationAddress {
        pub pool: Vec<u8>,
    }
    impl GetImplementationAddress {
        const METHOD_ID: [u8; 4] = [81u8, 13u8, 152u8, 164u8];
        pub fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            let maybe_data = call.input.get(4..);
            if maybe_data.is_none() {
                return Err("no data to decode".to_string());
            }
            let mut values = ethabi::decode(&[ethabi::ParamType::Address], maybe_data.unwrap())
                .map_err(|e| format!("unable to decode call.input: {:?}", e))?;
            values.reverse();
            Ok(Self {
                pool: values
                    .pop()
                    .expect(INTERNAL_ERR)
                    .into_address()
                    .expect(INTERNAL_ERR)
                    .as_bytes()
                    .to_vec(),
            })
        }
        pub fn encode(&self) -> Vec<u8> {
            let data =
                ethabi::encode(&[ethabi::Token::Address(ethabi::Address::from_slice(&self.pool))]);
            let mut encoded = Vec::with_capacity(4 + data.len());
            encoded.extend(Self::METHOD_ID);
            encoded.extend(data);
            encoded
        }
        pub fn output_call(
            call: &substreams_ethereum::pb::eth::v2::Call,
        ) -> Result<Vec<u8>, String> {
            Self::output(call.return_data.as_ref())
        }
        pub fn output(data: &[u8]) -> Result<Vec<u8>, String> {
            let mut values = ethabi::decode(&[ethabi::ParamType::Address], data.as_ref())
                .map_err(|e| format!("unable to decode output data: {:?}", e))?;
            Ok(values
                .pop()
                .expect("one output data should have existed")
                .into_address()
                .expect(INTERNAL_ERR)
                .as_bytes()
                .to_vec())
        }
        pub fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            match call.input.get(0..4) {
                Some(signature) => Self::METHOD_ID == signature,
                None => false,
            }
        }
        pub fn call(&self, address: Vec<u8>) -> Option<Vec<u8>> {
            use substreams_ethereum::pb::eth::rpc;
            let rpc_calls = rpc::RpcCalls {
                calls: vec![rpc::RpcCall { to_addr: address, data: self.encode() }],
            };
            let responses = substreams_ethereum::rpc::eth_call(&rpc_calls).responses;
            let response = responses
                .get(0)
                .expect("one response should have existed");
            if response.failed {
                return None;
            }
            match Self::output(response.raw.as_ref()) {
                Ok(data) => Some(data),
                Err(err) => {
                    use substreams_ethereum::Function;
                    substreams::log::info!(
                        "Call output for function `{}` failed to decode with error: {}",
                        Self::NAME,
                        err
                    );
                    None
                }
            }
        }
    }
    impl substreams_ethereum::Function for GetImplementationAddress {
        const NAME: &'static str = "get_implementation_address";
        fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            Self::match_call(call)
        }
        fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            Self::decode(call)
        }
        fn encode(&self) -> Vec<u8> {
            self.encode()
        }
    }
    impl substreams_ethereum::rpc::RPCDecodable<Vec<u8>> for GetImplementationAddress {
        fn output(data: &[u8]) -> Result<Vec<u8>, String> {
            Self::output(data)
        }
    }
    #[derive(Debug, Clone, PartialEq)]
    pub struct GetMetaNCoins {
        pub pool: Vec<u8>,
    }
    impl GetMetaNCoins {
        const METHOD_ID: [u8; 4] = [235u8, 115u8, 243u8, 125u8];
        pub fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            let maybe_data = call.input.get(4..);
            if maybe_data.is_none() {
                return Err("no data to decode".to_string());
            }
            let mut values = ethabi::decode(&[ethabi::ParamType::Address], maybe_data.unwrap())
                .map_err(|e| format!("unable to decode call.input: {:?}", e))?;
            values.reverse();
            Ok(Self {
                pool: values
                    .pop()
                    .expect(INTERNAL_ERR)
                    .into_address()
                    .expect(INTERNAL_ERR)
                    .as_bytes()
                    .to_vec(),
            })
        }
        pub fn encode(&self) -> Vec<u8> {
            let data =
                ethabi::encode(&[ethabi::Token::Address(ethabi::Address::from_slice(&self.pool))]);
            let mut encoded = Vec::with_capacity(4 + data.len());
            encoded.extend(Self::METHOD_ID);
            encoded.extend(data);
            encoded
        }
        pub fn output_call(
            call: &substreams_ethereum::pb::eth::v2::Call,
        ) -> Result<(substreams::scalar::BigInt, substreams::scalar::BigInt), String> {
            Self::output(call.return_data.as_ref())
        }
        pub fn output(
            data: &[u8],
        ) -> Result<(substreams::scalar::BigInt, substreams::scalar::BigInt), String> {
            let mut values = ethabi::decode(
                &[ethabi::ParamType::Uint(256usize), ethabi::ParamType::Uint(256usize)],
                data.as_ref(),
            )
            .map_err(|e| format!("unable to decode output data: {:?}", e))?;
            values.reverse();
            Ok((
                {
                    let mut v = [0 as u8; 32];
                    values
                        .pop()
                        .expect(INTERNAL_ERR)
                        .into_uint()
                        .expect(INTERNAL_ERR)
                        .to_big_endian(v.as_mut_slice());
                    substreams::scalar::BigInt::from_unsigned_bytes_be(&v)
                },
                {
                    let mut v = [0 as u8; 32];
                    values
                        .pop()
                        .expect(INTERNAL_ERR)
                        .into_uint()
                        .expect(INTERNAL_ERR)
                        .to_big_endian(v.as_mut_slice());
                    substreams::scalar::BigInt::from_unsigned_bytes_be(&v)
                },
            ))
        }
        pub fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            match call.input.get(0..4) {
                Some(signature) => Self::METHOD_ID == signature,
                None => false,
            }
        }
        pub fn call(
            &self,
            address: Vec<u8>,
        ) -> Option<(substreams::scalar::BigInt, substreams::scalar::BigInt)> {
            use substreams_ethereum::pb::eth::rpc;
            let rpc_calls = rpc::RpcCalls {
                calls: vec![rpc::RpcCall { to_addr: address, data: self.encode() }],
            };
            let responses = substreams_ethereum::rpc::eth_call(&rpc_calls).responses;
            let response = responses
                .get(0)
                .expect("one response should have existed");
            if response.failed {
                return None;
            }
            match Self::output(response.raw.as_ref()) {
                Ok(data) => Some(data),
                Err(err) => {
                    use substreams_ethereum::Function;
                    substreams::log::info!(
                        "Call output for function `{}` failed to decode with error: {}",
                        Self::NAME,
                        err
                    );
                    None
                }
            }
        }
    }
    impl substreams_ethereum::Function for GetMetaNCoins {
        const NAME: &'static str = "get_meta_n_coins";
        fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            Self::match_call(call)
        }
        fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            Self::decode(call)
        }
        fn encode(&self) -> Vec<u8> {
            self.encode()
        }
    }
    impl
        substreams_ethereum::rpc::RPCDecodable<(
            substreams::scalar::BigInt,
            substreams::scalar::BigInt,
        )> for GetMetaNCoins
    {
        fn output(
            data: &[u8],
        ) -> Result<(substreams::scalar::BigInt, substreams::scalar::BigInt), String> {
            Self::output(data)
        }
    }
    #[derive(Debug, Clone, PartialEq)]
    pub struct GetMetapoolRates {
        pub pool: Vec<u8>,
    }
    impl GetMetapoolRates {
        const METHOD_ID: [u8; 4] = [6u8, 216u8, 241u8, 96u8];
        pub fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            let maybe_data = call.input.get(4..);
            if maybe_data.is_none() {
                return Err("no data to decode".to_string());
            }
            let mut values = ethabi::decode(&[ethabi::ParamType::Address], maybe_data.unwrap())
                .map_err(|e| format!("unable to decode call.input: {:?}", e))?;
            values.reverse();
            Ok(Self {
                pool: values
                    .pop()
                    .expect(INTERNAL_ERR)
                    .into_address()
                    .expect(INTERNAL_ERR)
                    .as_bytes()
                    .to_vec(),
            })
        }
        pub fn encode(&self) -> Vec<u8> {
            let data =
                ethabi::encode(&[ethabi::Token::Address(ethabi::Address::from_slice(&self.pool))]);
            let mut encoded = Vec::with_capacity(4 + data.len());
            encoded.extend(Self::METHOD_ID);
            encoded.extend(data);
            encoded
        }
        pub fn output_call(
            call: &substreams_ethereum::pb::eth::v2::Call,
        ) -> Result<Vec<substreams::scalar::BigInt>, String> {
            Self::output(call.return_data.as_ref())
        }
        pub fn output(data: &[u8]) -> Result<Vec<substreams::scalar::BigInt>, String> {
            let mut values = ethabi::decode(
                &[ethabi::ParamType::Array(Box::new(ethabi::ParamType::Uint(256usize)))],
                data.as_ref(),
            )
            .map_err(|e| format!("unable to decode output data: {:?}", e))?;
            Ok(values
                .pop()
                .expect("one output data should have existed")
                .into_array()
                .expect(INTERNAL_ERR)
                .into_iter()
                .map(|inner| {
                    let mut v = [0 as u8; 32];
                    inner
                        .into_uint()
                        .expect(INTERNAL_ERR)
                        .to_big_endian(v.as_mut_slice());
                    substreams::scalar::BigInt::from_unsigned_bytes_be(&v)
                })
                .collect())
        }
        pub fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            match call.input.get(0..4) {
                Some(signature) => Self::METHOD_ID == signature,
                None => false,
            }
        }
        pub fn call(&self, address: Vec<u8>) -> Option<Vec<substreams::scalar::BigInt>> {
            use substreams_ethereum::pb::eth::rpc;
            let rpc_calls = rpc::RpcCalls {
                calls: vec![rpc::RpcCall { to_addr: address, data: self.encode() }],
            };
            let responses = substreams_ethereum::rpc::eth_call(&rpc_calls).responses;
            let response = responses
                .get(0)
                .expect("one response should have existed");
            if response.failed {
                return None;
            }
            match Self::output(response.raw.as_ref()) {
                Ok(data) => Some(data),
                Err(err) => {
                    use substreams_ethereum::Function;
                    substreams::log::info!(
                        "Call output for function `{}` failed to decode with error: {}",
                        Self::NAME,
                        err
                    );
                    None
                }
            }
        }
    }
    impl substreams_ethereum::Function for GetMetapoolRates {
        const NAME: &'static str = "get_metapool_rates";
        fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            Self::match_call(call)
        }
        fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            Self::decode(call)
        }
        fn encode(&self) -> Vec<u8> {
            self.encode()
        }
    }
    impl substreams_ethereum::rpc::RPCDecodable<Vec<substreams::scalar::BigInt>> for GetMetapoolRates {
        fn output(data: &[u8]) -> Result<Vec<substreams::scalar::BigInt>, String> {
            Self::output(data)
        }
    }
    #[derive(Debug, Clone, PartialEq)]
    pub struct GetNCoins {
        pub pool: Vec<u8>,
    }
    impl GetNCoins {
        const METHOD_ID: [u8; 4] = [148u8, 4u8, 148u8, 241u8];
        pub fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            let maybe_data = call.input.get(4..);
            if maybe_data.is_none() {
                return Err("no data to decode".to_string());
            }
            let mut values = ethabi::decode(&[ethabi::ParamType::Address], maybe_data.unwrap())
                .map_err(|e| format!("unable to decode call.input: {:?}", e))?;
            values.reverse();
            Ok(Self {
                pool: values
                    .pop()
                    .expect(INTERNAL_ERR)
                    .into_address()
                    .expect(INTERNAL_ERR)
                    .as_bytes()
                    .to_vec(),
            })
        }
        pub fn encode(&self) -> Vec<u8> {
            let data =
                ethabi::encode(&[ethabi::Token::Address(ethabi::Address::from_slice(&self.pool))]);
            let mut encoded = Vec::with_capacity(4 + data.len());
            encoded.extend(Self::METHOD_ID);
            encoded.extend(data);
            encoded
        }
        pub fn output_call(
            call: &substreams_ethereum::pb::eth::v2::Call,
        ) -> Result<substreams::scalar::BigInt, String> {
            Self::output(call.return_data.as_ref())
        }
        pub fn output(data: &[u8]) -> Result<substreams::scalar::BigInt, String> {
            let mut values = ethabi::decode(&[ethabi::ParamType::Uint(256usize)], data.as_ref())
                .map_err(|e| format!("unable to decode output data: {:?}", e))?;
            Ok({
                let mut v = [0 as u8; 32];
                values
                    .pop()
                    .expect("one output data should have existed")
                    .into_uint()
                    .expect(INTERNAL_ERR)
                    .to_big_endian(v.as_mut_slice());
                substreams::scalar::BigInt::from_unsigned_bytes_be(&v)
            })
        }
        pub fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            match call.input.get(0..4) {
                Some(signature) => Self::METHOD_ID == signature,
                None => false,
            }
        }
        pub fn call(&self, address: Vec<u8>) -> Option<substreams::scalar::BigInt> {
            use substreams_ethereum::pb::eth::rpc;
            let rpc_calls = rpc::RpcCalls {
                calls: vec![rpc::RpcCall { to_addr: address, data: self.encode() }],
            };
            let responses = substreams_ethereum::rpc::eth_call(&rpc_calls).responses;
            let response = responses
                .get(0)
                .expect("one response should have existed");
            if response.failed {
                return None;
            }
            match Self::output(response.raw.as_ref()) {
                Ok(data) => Some(data),
                Err(err) => {
                    use substreams_ethereum::Function;
                    substreams::log::info!(
                        "Call output for function `{}` failed to decode with error: {}",
                        Self::NAME,
                        err
                    );
                    None
                }
            }
        }
    }
    impl substreams_ethereum::Function for GetNCoins {
        const NAME: &'static str = "get_n_coins";
        fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            Self::match_call(call)
        }
        fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            Self::decode(call)
        }
        fn encode(&self) -> Vec<u8> {
            self.encode()
        }
    }
    impl substreams_ethereum::rpc::RPCDecodable<substreams::scalar::BigInt> for GetNCoins {
        fn output(data: &[u8]) -> Result<substreams::scalar::BigInt, String> {
            Self::output(data)
        }
    }
    #[derive(Debug, Clone, PartialEq)]
    pub struct GetPoolAssetTypes {
        pub pool: Vec<u8>,
    }
    impl GetPoolAssetTypes {
        const METHOD_ID: [u8; 4] = [168u8, 15u8, 36u8, 100u8];
        pub fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            let maybe_data = call.input.get(4..);
            if maybe_data.is_none() {
                return Err("no data to decode".to_string());
            }
            let mut values = ethabi::decode(&[ethabi::ParamType::Address], maybe_data.unwrap())
                .map_err(|e| format!("unable to decode call.input: {:?}", e))?;
            values.reverse();
            Ok(Self {
                pool: values
                    .pop()
                    .expect(INTERNAL_ERR)
                    .into_address()
                    .expect(INTERNAL_ERR)
                    .as_bytes()
                    .to_vec(),
            })
        }
        pub fn encode(&self) -> Vec<u8> {
            let data =
                ethabi::encode(&[ethabi::Token::Address(ethabi::Address::from_slice(&self.pool))]);
            let mut encoded = Vec::with_capacity(4 + data.len());
            encoded.extend(Self::METHOD_ID);
            encoded.extend(data);
            encoded
        }
        pub fn output_call(
            call: &substreams_ethereum::pb::eth::v2::Call,
        ) -> Result<Vec<substreams::scalar::BigInt>, String> {
            Self::output(call.return_data.as_ref())
        }
        pub fn output(data: &[u8]) -> Result<Vec<substreams::scalar::BigInt>, String> {
            let mut values = ethabi::decode(
                &[ethabi::ParamType::Array(Box::new(ethabi::ParamType::Uint(8usize)))],
                data.as_ref(),
            )
            .map_err(|e| format!("unable to decode output data: {:?}", e))?;
            Ok(values
                .pop()
                .expect("one output data should have existed")
                .into_array()
                .expect(INTERNAL_ERR)
                .into_iter()
                .map(|inner| {
                    let mut v = [0 as u8; 32];
                    inner
                        .into_uint()
                        .expect(INTERNAL_ERR)
                        .to_big_endian(v.as_mut_slice());
                    substreams::scalar::BigInt::from_unsigned_bytes_be(&v)
                })
                .collect())
        }
        pub fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            match call.input.get(0..4) {
                Some(signature) => Self::METHOD_ID == signature,
                None => false,
            }
        }
        pub fn call(&self, address: Vec<u8>) -> Option<Vec<substreams::scalar::BigInt>> {
            use substreams_ethereum::pb::eth::rpc;
            let rpc_calls = rpc::RpcCalls {
                calls: vec![rpc::RpcCall { to_addr: address, data: self.encode() }],
            };
            let responses = substreams_ethereum::rpc::eth_call(&rpc_calls).responses;
            let response = responses
                .get(0)
                .expect("one response should have existed");
            if response.failed {
                return None;
            }
            match Self::output(response.raw.as_ref()) {
                Ok(data) => Some(data),
                Err(err) => {
                    use substreams_ethereum::Function;
                    substreams::log::info!(
                        "Call output for function `{}` failed to decode with error: {}",
                        Self::NAME,
                        err
                    );
                    None
                }
            }
        }
    }
    impl substreams_ethereum::Function for GetPoolAssetTypes {
        const NAME: &'static str = "get_pool_asset_types";
        fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            Self::match_call(call)
        }
        fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            Self::decode(call)
        }
        fn encode(&self) -> Vec<u8> {
            self.encode()
        }
    }
    impl substreams_ethereum::rpc::RPCDecodable<Vec<substreams::scalar::BigInt>> for GetPoolAssetTypes {
        fn output(data: &[u8]) -> Result<Vec<substreams::scalar::BigInt>, String> {
            Self::output(data)
        }
    }
    #[derive(Debug, Clone, PartialEq)]
    pub struct GetUnderlyingBalances {
        pub pool: Vec<u8>,
    }
    impl GetUnderlyingBalances {
        const METHOD_ID: [u8; 4] = [89u8, 244u8, 243u8, 81u8];
        pub fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            let maybe_data = call.input.get(4..);
            if maybe_data.is_none() {
                return Err("no data to decode".to_string());
            }
            let mut values = ethabi::decode(&[ethabi::ParamType::Address], maybe_data.unwrap())
                .map_err(|e| format!("unable to decode call.input: {:?}", e))?;
            values.reverse();
            Ok(Self {
                pool: values
                    .pop()
                    .expect(INTERNAL_ERR)
                    .into_address()
                    .expect(INTERNAL_ERR)
                    .as_bytes()
                    .to_vec(),
            })
        }
        pub fn encode(&self) -> Vec<u8> {
            let data =
                ethabi::encode(&[ethabi::Token::Address(ethabi::Address::from_slice(&self.pool))]);
            let mut encoded = Vec::with_capacity(4 + data.len());
            encoded.extend(Self::METHOD_ID);
            encoded.extend(data);
            encoded
        }
        pub fn output_call(
            call: &substreams_ethereum::pb::eth::v2::Call,
        ) -> Result<Vec<substreams::scalar::BigInt>, String> {
            Self::output(call.return_data.as_ref())
        }
        pub fn output(data: &[u8]) -> Result<Vec<substreams::scalar::BigInt>, String> {
            let mut values = ethabi::decode(
                &[ethabi::ParamType::Array(Box::new(ethabi::ParamType::Uint(256usize)))],
                data.as_ref(),
            )
            .map_err(|e| format!("unable to decode output data: {:?}", e))?;
            Ok(values
                .pop()
                .expect("one output data should have existed")
                .into_array()
                .expect(INTERNAL_ERR)
                .into_iter()
                .map(|inner| {
                    let mut v = [0 as u8; 32];
                    inner
                        .into_uint()
                        .expect(INTERNAL_ERR)
                        .to_big_endian(v.as_mut_slice());
                    substreams::scalar::BigInt::from_unsigned_bytes_be(&v)
                })
                .collect())
        }
        pub fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            match call.input.get(0..4) {
                Some(signature) => Self::METHOD_ID == signature,
                None => false,
            }
        }
        pub fn call(&self, address: Vec<u8>) -> Option<Vec<substreams::scalar::BigInt>> {
            use substreams_ethereum::pb::eth::rpc;
            let rpc_calls = rpc::RpcCalls {
                calls: vec![rpc::RpcCall { to_addr: address, data: self.encode() }],
            };
            let responses = substreams_ethereum::rpc::eth_call(&rpc_calls).responses;
            let response = responses
                .get(0)
                .expect("one response should have existed");
            if response.failed {
                return None;
            }
            match Self::output(response.raw.as_ref()) {
                Ok(data) => Some(data),
                Err(err) => {
                    use substreams_ethereum::Function;
                    substreams::log::info!(
                        "Call output for function `{}` failed to decode with error: {}",
                        Self::NAME,
                        err
                    );
                    None
                }
            }
        }
    }
    impl substreams_ethereum::Function for GetUnderlyingBalances {
        const NAME: &'static str = "get_underlying_balances";
        fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            Self::match_call(call)
        }
        fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            Self::decode(call)
        }
        fn encode(&self) -> Vec<u8> {
            self.encode()
        }
    }
    impl substreams_ethereum::rpc::RPCDecodable<Vec<substreams::scalar::BigInt>>
        for GetUnderlyingBalances
    {
        fn output(data: &[u8]) -> Result<Vec<substreams::scalar::BigInt>, String> {
            Self::output(data)
        }
    }
    #[derive(Debug, Clone, PartialEq)]
    pub struct GetUnderlyingCoins {
        pub pool: Vec<u8>,
    }
    impl GetUnderlyingCoins {
        const METHOD_ID: [u8; 4] = [167u8, 117u8, 118u8, 239u8];
        pub fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            let maybe_data = call.input.get(4..);
            if maybe_data.is_none() {
                return Err("no data to decode".to_string());
            }
            let mut values = ethabi::decode(&[ethabi::ParamType::Address], maybe_data.unwrap())
                .map_err(|e| format!("unable to decode call.input: {:?}", e))?;
            values.reverse();
            Ok(Self {
                pool: values
                    .pop()
                    .expect(INTERNAL_ERR)
                    .into_address()
                    .expect(INTERNAL_ERR)
                    .as_bytes()
                    .to_vec(),
            })
        }
        pub fn encode(&self) -> Vec<u8> {
            let data =
                ethabi::encode(&[ethabi::Token::Address(ethabi::Address::from_slice(&self.pool))]);
            let mut encoded = Vec::with_capacity(4 + data.len());
            encoded.extend(Self::METHOD_ID);
            encoded.extend(data);
            encoded
        }
        pub fn output_call(
            call: &substreams_ethereum::pb::eth::v2::Call,
        ) -> Result<Vec<Vec<u8>>, String> {
            Self::output(call.return_data.as_ref())
        }
        pub fn output(data: &[u8]) -> Result<Vec<Vec<u8>>, String> {
            let mut values = ethabi::decode(
                &[ethabi::ParamType::Array(Box::new(ethabi::ParamType::Address))],
                data.as_ref(),
            )
            .map_err(|e| format!("unable to decode output data: {:?}", e))?;
            Ok(values
                .pop()
                .expect("one output data should have existed")
                .into_array()
                .expect(INTERNAL_ERR)
                .into_iter()
                .map(|inner| {
                    inner
                        .into_address()
                        .expect(INTERNAL_ERR)
                        .as_bytes()
                        .to_vec()
                })
                .collect())
        }
        pub fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            match call.input.get(0..4) {
                Some(signature) => Self::METHOD_ID == signature,
                None => false,
            }
        }
        pub fn call(&self, address: Vec<u8>) -> Option<Vec<Vec<u8>>> {
            use substreams_ethereum::pb::eth::rpc;
            let rpc_calls = rpc::RpcCalls {
                calls: vec![rpc::RpcCall { to_addr: address, data: self.encode() }],
            };
            let responses = substreams_ethereum::rpc::eth_call(&rpc_calls).responses;
            let response = responses
                .get(0)
                .expect("one response should have existed");
            if response.failed {
                return None;
            }
            match Self::output(response.raw.as_ref()) {
                Ok(data) => Some(data),
                Err(err) => {
                    use substreams_ethereum::Function;
                    substreams::log::info!(
                        "Call output for function `{}` failed to decode with error: {}",
                        Self::NAME,
                        err
                    );
                    None
                }
            }
        }
    }
    impl substreams_ethereum::Function for GetUnderlyingCoins {
        const NAME: &'static str = "get_underlying_coins";
        fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            Self::match_call(call)
        }
        fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            Self::decode(call)
        }
        fn encode(&self) -> Vec<u8> {
            self.encode()
        }
    }
    impl substreams_ethereum::rpc::RPCDecodable<Vec<Vec<u8>>> for GetUnderlyingCoins {
        fn output(data: &[u8]) -> Result<Vec<Vec<u8>>, String> {
            Self::output(data)
        }
    }
    #[derive(Debug, Clone, PartialEq)]
    pub struct GetUnderlyingDecimals {
        pub pool: Vec<u8>,
    }
    impl GetUnderlyingDecimals {
        const METHOD_ID: [u8; 4] = [76u8, 176u8, 136u8, 241u8];
        pub fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            let maybe_data = call.input.get(4..);
            if maybe_data.is_none() {
                return Err("no data to decode".to_string());
            }
            let mut values = ethabi::decode(&[ethabi::ParamType::Address], maybe_data.unwrap())
                .map_err(|e| format!("unable to decode call.input: {:?}", e))?;
            values.reverse();
            Ok(Self {
                pool: values
                    .pop()
                    .expect(INTERNAL_ERR)
                    .into_address()
                    .expect(INTERNAL_ERR)
                    .as_bytes()
                    .to_vec(),
            })
        }
        pub fn encode(&self) -> Vec<u8> {
            let data =
                ethabi::encode(&[ethabi::Token::Address(ethabi::Address::from_slice(&self.pool))]);
            let mut encoded = Vec::with_capacity(4 + data.len());
            encoded.extend(Self::METHOD_ID);
            encoded.extend(data);
            encoded
        }
        pub fn output_call(
            call: &substreams_ethereum::pb::eth::v2::Call,
        ) -> Result<Vec<substreams::scalar::BigInt>, String> {
            Self::output(call.return_data.as_ref())
        }
        pub fn output(data: &[u8]) -> Result<Vec<substreams::scalar::BigInt>, String> {
            let mut values = ethabi::decode(
                &[ethabi::ParamType::Array(Box::new(ethabi::ParamType::Uint(256usize)))],
                data.as_ref(),
            )
            .map_err(|e| format!("unable to decode output data: {:?}", e))?;
            Ok(values
                .pop()
                .expect("one output data should have existed")
                .into_array()
                .expect(INTERNAL_ERR)
                .into_iter()
                .map(|inner| {
                    let mut v = [0 as u8; 32];
                    inner
                        .into_uint()
                        .expect(INTERNAL_ERR)
                        .to_big_endian(v.as_mut_slice());
                    substreams::scalar::BigInt::from_unsigned_bytes_be(&v)
                })
                .collect())
        }
        pub fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            match call.input.get(0..4) {
                Some(signature) => Self::METHOD_ID == signature,
                None => false,
            }
        }
        pub fn call(&self, address: Vec<u8>) -> Option<Vec<substreams::scalar::BigInt>> {
            use substreams_ethereum::pb::eth::rpc;
            let rpc_calls = rpc::RpcCalls {
                calls: vec![rpc::RpcCall { to_addr: address, data: self.encode() }],
            };
            let responses = substreams_ethereum::rpc::eth_call(&rpc_calls).responses;
            let response = responses
                .get(0)
                .expect("one response should have existed");
            if response.failed {
                return None;
            }
            match Self::output(response.raw.as_ref()) {
                Ok(data) => Some(data),
                Err(err) => {
                    use substreams_ethereum::Function;
                    substreams::log::info!(
                        "Call output for function `{}` failed to decode with error: {}",
                        Self::NAME,
                        err
                    );
                    None
                }
            }
        }
    }
    impl substreams_ethereum::Function for GetUnderlyingDecimals {
        const NAME: &'static str = "get_underlying_decimals";
        fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            Self::match_call(call)
        }
        fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            Self::decode(call)
        }
        fn encode(&self) -> Vec<u8> {
            self.encode()
        }
    }
    impl substreams_ethereum::rpc::RPCDecodable<Vec<substreams::scalar::BigInt>>
        for GetUnderlyingDecimals
    {
        fn output(data: &[u8]) -> Result<Vec<substreams::scalar::BigInt>, String> {
            Self::output(data)
        }
    }
    #[derive(Debug, Clone, PartialEq)]
    pub struct IsMeta {
        pub pool: Vec<u8>,
    }
    impl IsMeta {
        const METHOD_ID: [u8; 4] = [228u8, 211u8, 50u8, 169u8];
        pub fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            let maybe_data = call.input.get(4..);
            if maybe_data.is_none() {
                return Err("no data to decode".to_string());
            }
            let mut values = ethabi::decode(&[ethabi::ParamType::Address], maybe_data.unwrap())
                .map_err(|e| format!("unable to decode call.input: {:?}", e))?;
            values.reverse();
            Ok(Self {
                pool: values
                    .pop()
                    .expect(INTERNAL_ERR)
                    .into_address()
                    .expect(INTERNAL_ERR)
                    .as_bytes()
                    .to_vec(),
            })
        }
        pub fn encode(&self) -> Vec<u8> {
            let data =
                ethabi::encode(&[ethabi::Token::Address(ethabi::Address::from_slice(&self.pool))]);
            let mut encoded = Vec::with_capacity(4 + data.len());
            encoded.extend(Self::METHOD_ID);
            encoded.extend(data);
            encoded
        }
        pub fn output_call(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<bool, String> {
            Self::output(call.return_data.as_ref())
        }
        pub fn output(data: &[u8]) -> Result<bool, String> {
            let mut values = ethabi::decode(&[ethabi::ParamType::Bool], data.as_ref())
                .map_err(|e| format!("unable to decode output data: {:?}", e))?;
            Ok(values
                .pop()
                .expect("one output data should have existed")
                .into_bool()
                .expect(INTERNAL_ERR))
        }
        pub fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            match call.input.get(0..4) {
                Some(signature) => Self::METHOD_ID == signature,
                None => false,
            }
        }
        pub fn call(&self, address: Vec<u8>) -> Option<bool> {
            use substreams_ethereum::pb::eth::rpc;
            let rpc_calls = rpc::RpcCalls {
                calls: vec![rpc::RpcCall { to_addr: address, data: self.encode() }],
            };
            let responses = substreams_ethereum::rpc::eth_call(&rpc_calls).responses;
            let response = responses
                .get(0)
                .expect("one response should have existed");
            if response.failed {
                return None;
            }
            match Self::output(response.raw.as_ref()) {
                Ok(data) => Some(data),
                Err(err) => {
                    use substreams_ethereum::Function;
                    substreams::log::info!(
                        "Call output for function `{}` failed to decode with error: {}",
                        Self::NAME,
                        err
                    );
                    None
                }
            }
        }
    }
    impl substreams_ethereum::Function for IsMeta {
        const NAME: &'static str = "is_meta";
        fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            Self::match_call(call)
        }
        fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            Self::decode(call)
        }
        fn encode(&self) -> Vec<u8> {
            self.encode()
        }
    }
    impl substreams_ethereum::rpc::RPCDecodable<bool> for IsMeta {
        fn output(data: &[u8]) -> Result<bool, String> {
            Self::output(data)
        }
    }
    #[derive(Debug, Clone, PartialEq)]
    pub struct MathImplementation {}
    impl MathImplementation {
        const METHOD_ID: [u8; 4] = [161u8, 60u8, 143u8, 129u8];
        pub fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            Ok(Self {})
        }
        pub fn encode(&self) -> Vec<u8> {
            let data = ethabi::encode(&[]);
            let mut encoded = Vec::with_capacity(4 + data.len());
            encoded.extend(Self::METHOD_ID);
            encoded.extend(data);
            encoded
        }
        pub fn output_call(
            call: &substreams_ethereum::pb::eth::v2::Call,
        ) -> Result<Vec<u8>, String> {
            Self::output(call.return_data.as_ref())
        }
        pub fn output(data: &[u8]) -> Result<Vec<u8>, String> {
            let mut values = ethabi::decode(&[ethabi::ParamType::Address], data.as_ref())
                .map_err(|e| format!("unable to decode output data: {:?}", e))?;
            Ok(values
                .pop()
                .expect("one output data should have existed")
                .into_address()
                .expect(INTERNAL_ERR)
                .as_bytes()
                .to_vec())
        }
        pub fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            match call.input.get(0..4) {
                Some(signature) => Self::METHOD_ID == signature,
                None => false,
            }
        }
        pub fn call(&self, address: Vec<u8>) -> Option<Vec<u8>> {
            use substreams_ethereum::pb::eth::rpc;
            let rpc_calls = rpc::RpcCalls {
                calls: vec![rpc::RpcCall { to_addr: address, data: self.encode() }],
            };
            let responses = substreams_ethereum::rpc::eth_call(&rpc_calls).responses;
            let response = responses
                .get(0)
                .expect("one response should have existed");
            if response.failed {
                return None;
            }
            match Self::output(response.raw.as_ref()) {
                Ok(data) => Some(data),
                Err(err) => {
                    use substreams_ethereum::Function;
                    substreams::log::info!(
                        "Call output for function `{}` failed to decode with error: {}",
                        Self::NAME,
                        err
                    );
                    None
                }
            }
        }
    }
    impl substreams_ethereum::Function for MathImplementation {
        const NAME: &'static str = "math_implementation";
        fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            Self::match_call(call)
        }
        fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            Self::decode(call)
        }
        fn encode(&self) -> Vec<u8> {
            self.encode()
        }
    }
    impl substreams_ethereum::rpc::RPCDecodable<Vec<u8>> for MathImplementation {
        fn output(data: &[u8]) -> Result<Vec<u8>, String> {
            Self::output(data)
        }
    }
    #[derive(Debug, Clone, PartialEq)]
    pub struct MetapoolImplementations {
        pub arg0: substreams::scalar::BigInt,
    }
    impl MetapoolImplementations {
        const METHOD_ID: [u8; 4] = [207u8, 239u8, 29u8, 107u8];
        pub fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            let maybe_data = call.input.get(4..);
            if maybe_data.is_none() {
                return Err("no data to decode".to_string());
            }
            let mut values =
                ethabi::decode(&[ethabi::ParamType::Uint(256usize)], maybe_data.unwrap())
                    .map_err(|e| format!("unable to decode call.input: {:?}", e))?;
            values.reverse();
            Ok(Self {
                arg0: {
                    let mut v = [0 as u8; 32];
                    values
                        .pop()
                        .expect(INTERNAL_ERR)
                        .into_uint()
                        .expect(INTERNAL_ERR)
                        .to_big_endian(v.as_mut_slice());
                    substreams::scalar::BigInt::from_unsigned_bytes_be(&v)
                },
            })
        }
        pub fn encode(&self) -> Vec<u8> {
            let data = ethabi::encode(&[ethabi::Token::Uint(ethabi::Uint::from_big_endian(
                match self.arg0.clone().to_bytes_be() {
                    (num_bigint::Sign::Plus, bytes) => bytes,
                    (num_bigint::Sign::NoSign, bytes) => bytes,
                    (num_bigint::Sign::Minus, _) => {
                        panic!("negative numbers are not supported")
                    }
                }
                .as_slice(),
            ))]);
            let mut encoded = Vec::with_capacity(4 + data.len());
            encoded.extend(Self::METHOD_ID);
            encoded.extend(data);
            encoded
        }
        pub fn output_call(
            call: &substreams_ethereum::pb::eth::v2::Call,
        ) -> Result<Vec<u8>, String> {
            Self::output(call.return_data.as_ref())
        }
        pub fn output(data: &[u8]) -> Result<Vec<u8>, String> {
            let mut values = ethabi::decode(&[ethabi::ParamType::Address], data.as_ref())
                .map_err(|e| format!("unable to decode output data: {:?}", e))?;
            Ok(values
                .pop()
                .expect("one output data should have existed")
                .into_address()
                .expect(INTERNAL_ERR)
                .as_bytes()
                .to_vec())
        }
        pub fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            match call.input.get(0..4) {
                Some(signature) => Self::METHOD_ID == signature,
                None => false,
            }
        }
        pub fn call(&self, address: Vec<u8>) -> Option<Vec<u8>> {
            use substreams_ethereum::pb::eth::rpc;
            let rpc_calls = rpc::RpcCalls {
                calls: vec![rpc::RpcCall { to_addr: address, data: self.encode() }],
            };
            let responses = substreams_ethereum::rpc::eth_call(&rpc_calls).responses;
            let response = responses
                .get(0)
                .expect("one response should have existed");
            if response.failed {
                return None;
            }
            match Self::output(response.raw.as_ref()) {
                Ok(data) => Some(data),
                Err(err) => {
                    use substreams_ethereum::Function;
                    substreams::log::info!(
                        "Call output for function `{}` failed to decode with error: {}",
                        Self::NAME,
                        err
                    );
                    None
                }
            }
        }
    }
    impl substreams_ethereum::Function for MetapoolImplementations {
        const NAME: &'static str = "metapool_implementations";
        fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            Self::match_call(call)
        }
        fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            Self::decode(call)
        }
        fn encode(&self) -> Vec<u8> {
            self.encode()
        }
    }
    impl substreams_ethereum::rpc::RPCDecodable<Vec<u8>> for MetapoolImplementations {
        fn output(data: &[u8]) -> Result<Vec<u8>, String> {
            Self::output(data)
        }
    }
    #[derive(Debug, Clone, PartialEq)]
    pub struct PoolCount {}
    impl PoolCount {
        const METHOD_ID: [u8; 4] = [149u8, 106u8, 174u8, 58u8];
        pub fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            Ok(Self {})
        }
        pub fn encode(&self) -> Vec<u8> {
            let data = ethabi::encode(&[]);
            let mut encoded = Vec::with_capacity(4 + data.len());
            encoded.extend(Self::METHOD_ID);
            encoded.extend(data);
            encoded
        }
        pub fn output_call(
            call: &substreams_ethereum::pb::eth::v2::Call,
        ) -> Result<substreams::scalar::BigInt, String> {
            Self::output(call.return_data.as_ref())
        }
        pub fn output(data: &[u8]) -> Result<substreams::scalar::BigInt, String> {
            let mut values = ethabi::decode(&[ethabi::ParamType::Uint(256usize)], data.as_ref())
                .map_err(|e| format!("unable to decode output data: {:?}", e))?;
            Ok({
                let mut v = [0 as u8; 32];
                values
                    .pop()
                    .expect("one output data should have existed")
                    .into_uint()
                    .expect(INTERNAL_ERR)
                    .to_big_endian(v.as_mut_slice());
                substreams::scalar::BigInt::from_unsigned_bytes_be(&v)
            })
        }
        pub fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            match call.input.get(0..4) {
                Some(signature) => Self::METHOD_ID == signature,
                None => false,
            }
        }
        pub fn call(&self, address: Vec<u8>) -> Option<substreams::scalar::BigInt> {
            use substreams_ethereum::pb::eth::rpc;
            let rpc_calls = rpc::RpcCalls {
                calls: vec![rpc::RpcCall { to_addr: address, data: self.encode() }],
            };
            let responses = substreams_ethereum::rpc::eth_call(&rpc_calls).responses;
            let response = responses
                .get(0)
                .expect("one response should have existed");
            if response.failed {
                return None;
            }
            match Self::output(response.raw.as_ref()) {
                Ok(data) => Some(data),
                Err(err) => {
                    use substreams_ethereum::Function;
                    substreams::log::info!(
                        "Call output for function `{}` failed to decode with error: {}",
                        Self::NAME,
                        err
                    );
                    None
                }
            }
        }
    }
    impl substreams_ethereum::Function for PoolCount {
        const NAME: &'static str = "pool_count";
        fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            Self::match_call(call)
        }
        fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            Self::decode(call)
        }
        fn encode(&self) -> Vec<u8> {
            self.encode()
        }
    }
    impl substreams_ethereum::rpc::RPCDecodable<substreams::scalar::BigInt> for PoolCount {
        fn output(data: &[u8]) -> Result<substreams::scalar::BigInt, String> {
            Self::output(data)
        }
    }
    #[derive(Debug, Clone, PartialEq)]
    pub struct PoolImplementations {
        pub arg0: substreams::scalar::BigInt,
    }
    impl PoolImplementations {
        const METHOD_ID: [u8; 4] = [50u8, 115u8, 255u8, 71u8];
        pub fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            let maybe_data = call.input.get(4..);
            if maybe_data.is_none() {
                return Err("no data to decode".to_string());
            }
            let mut values =
                ethabi::decode(&[ethabi::ParamType::Uint(256usize)], maybe_data.unwrap())
                    .map_err(|e| format!("unable to decode call.input: {:?}", e))?;
            values.reverse();
            Ok(Self {
                arg0: {
                    let mut v = [0 as u8; 32];
                    values
                        .pop()
                        .expect(INTERNAL_ERR)
                        .into_uint()
                        .expect(INTERNAL_ERR)
                        .to_big_endian(v.as_mut_slice());
                    substreams::scalar::BigInt::from_unsigned_bytes_be(&v)
                },
            })
        }
        pub fn encode(&self) -> Vec<u8> {
            let data = ethabi::encode(&[ethabi::Token::Uint(ethabi::Uint::from_big_endian(
                match self.arg0.clone().to_bytes_be() {
                    (num_bigint::Sign::Plus, bytes) => bytes,
                    (num_bigint::Sign::NoSign, bytes) => bytes,
                    (num_bigint::Sign::Minus, _) => {
                        panic!("negative numbers are not supported")
                    }
                }
                .as_slice(),
            ))]);
            let mut encoded = Vec::with_capacity(4 + data.len());
            encoded.extend(Self::METHOD_ID);
            encoded.extend(data);
            encoded
        }
        pub fn output_call(
            call: &substreams_ethereum::pb::eth::v2::Call,
        ) -> Result<Vec<u8>, String> {
            Self::output(call.return_data.as_ref())
        }
        pub fn output(data: &[u8]) -> Result<Vec<u8>, String> {
            let mut values = ethabi::decode(&[ethabi::ParamType::Address], data.as_ref())
                .map_err(|e| format!("unable to decode output data: {:?}", e))?;
            Ok(values
                .pop()
                .expect("one output data should have existed")
                .into_address()
                .expect(INTERNAL_ERR)
                .as_bytes()
                .to_vec())
        }
        pub fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            match call.input.get(0..4) {
                Some(signature) => Self::METHOD_ID == signature,
                None => false,
            }
        }
        pub fn call(&self, address: Vec<u8>) -> Option<Vec<u8>> {
            use substreams_ethereum::pb::eth::rpc;
            let rpc_calls = rpc::RpcCalls {
                calls: vec![rpc::RpcCall { to_addr: address, data: self.encode() }],
            };
            let responses = substreams_ethereum::rpc::eth_call(&rpc_calls).responses;
            let response = responses
                .get(0)
                .expect("one response should have existed");
            if response.failed {
                return None;
            }
            match Self::output(response.raw.as_ref()) {
                Ok(data) => Some(data),
                Err(err) => {
                    use substreams_ethereum::Function;
                    substreams::log::info!(
                        "Call output for function `{}` failed to decode with error: {}",
                        Self::NAME,
                        err
                    );
                    None
                }
            }
        }
    }
    impl substreams_ethereum::Function for PoolImplementations {
        const NAME: &'static str = "pool_implementations";
        fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            Self::match_call(call)
        }
        fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            Self::decode(call)
        }
        fn encode(&self) -> Vec<u8> {
            self.encode()
        }
    }
    impl substreams_ethereum::rpc::RPCDecodable<Vec<u8>> for PoolImplementations {
        fn output(data: &[u8]) -> Result<Vec<u8>, String> {
            Self::output(data)
        }
    }
    #[derive(Debug, Clone, PartialEq)]
    pub struct PoolList {
        pub arg0: substreams::scalar::BigInt,
    }
    impl PoolList {
        const METHOD_ID: [u8; 4] = [58u8, 29u8, 93u8, 142u8];
        pub fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            let maybe_data = call.input.get(4..);
            if maybe_data.is_none() {
                return Err("no data to decode".to_string());
            }
            let mut values =
                ethabi::decode(&[ethabi::ParamType::Uint(256usize)], maybe_data.unwrap())
                    .map_err(|e| format!("unable to decode call.input: {:?}", e))?;
            values.reverse();
            Ok(Self {
                arg0: {
                    let mut v = [0 as u8; 32];
                    values
                        .pop()
                        .expect(INTERNAL_ERR)
                        .into_uint()
                        .expect(INTERNAL_ERR)
                        .to_big_endian(v.as_mut_slice());
                    substreams::scalar::BigInt::from_unsigned_bytes_be(&v)
                },
            })
        }
        pub fn encode(&self) -> Vec<u8> {
            let data = ethabi::encode(&[ethabi::Token::Uint(ethabi::Uint::from_big_endian(
                match self.arg0.clone().to_bytes_be() {
                    (num_bigint::Sign::Plus, bytes) => bytes,
                    (num_bigint::Sign::NoSign, bytes) => bytes,
                    (num_bigint::Sign::Minus, _) => {
                        panic!("negative numbers are not supported")
                    }
                }
                .as_slice(),
            ))]);
            let mut encoded = Vec::with_capacity(4 + data.len());
            encoded.extend(Self::METHOD_ID);
            encoded.extend(data);
            encoded
        }
        pub fn output_call(
            call: &substreams_ethereum::pb::eth::v2::Call,
        ) -> Result<Vec<u8>, String> {
            Self::output(call.return_data.as_ref())
        }
        pub fn output(data: &[u8]) -> Result<Vec<u8>, String> {
            let mut values = ethabi::decode(&[ethabi::ParamType::Address], data.as_ref())
                .map_err(|e| format!("unable to decode output data: {:?}", e))?;
            Ok(values
                .pop()
                .expect("one output data should have existed")
                .into_address()
                .expect(INTERNAL_ERR)
                .as_bytes()
                .to_vec())
        }
        pub fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            match call.input.get(0..4) {
                Some(signature) => Self::METHOD_ID == signature,
                None => false,
            }
        }
        pub fn call(&self, address: Vec<u8>) -> Option<Vec<u8>> {
            use substreams_ethereum::pb::eth::rpc;
            let rpc_calls = rpc::RpcCalls {
                calls: vec![rpc::RpcCall { to_addr: address, data: self.encode() }],
            };
            let responses = substreams_ethereum::rpc::eth_call(&rpc_calls).responses;
            let response = responses
                .get(0)
                .expect("one response should have existed");
            if response.failed {
                return None;
            }
            match Self::output(response.raw.as_ref()) {
                Ok(data) => Some(data),
                Err(err) => {
                    use substreams_ethereum::Function;
                    substreams::log::info!(
                        "Call output for function `{}` failed to decode with error: {}",
                        Self::NAME,
                        err
                    );
                    None
                }
            }
        }
    }
    impl substreams_ethereum::Function for PoolList {
        const NAME: &'static str = "pool_list";
        fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            Self::match_call(call)
        }
        fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            Self::decode(call)
        }
        fn encode(&self) -> Vec<u8> {
            self.encode()
        }
    }
    impl substreams_ethereum::rpc::RPCDecodable<Vec<u8>> for PoolList {
        fn output(data: &[u8]) -> Result<Vec<u8>, String> {
            Self::output(data)
        }
    }
    #[derive(Debug, Clone, PartialEq)]
    pub struct SetFeeReceiver {
        pub pool: Vec<u8>,
        pub fee_receiver: Vec<u8>,
    }
    impl SetFeeReceiver {
        const METHOD_ID: [u8; 4] = [54u8, 210u8, 183u8, 122u8];
        pub fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            let maybe_data = call.input.get(4..);
            if maybe_data.is_none() {
                return Err("no data to decode".to_string());
            }
            let mut values = ethabi::decode(
                &[ethabi::ParamType::Address, ethabi::ParamType::Address],
                maybe_data.unwrap(),
            )
            .map_err(|e| format!("unable to decode call.input: {:?}", e))?;
            values.reverse();
            Ok(Self {
                pool: values
                    .pop()
                    .expect(INTERNAL_ERR)
                    .into_address()
                    .expect(INTERNAL_ERR)
                    .as_bytes()
                    .to_vec(),
                fee_receiver: values
                    .pop()
                    .expect(INTERNAL_ERR)
                    .into_address()
                    .expect(INTERNAL_ERR)
                    .as_bytes()
                    .to_vec(),
            })
        }
        pub fn encode(&self) -> Vec<u8> {
            let data = ethabi::encode(&[
                ethabi::Token::Address(ethabi::Address::from_slice(&self.pool)),
                ethabi::Token::Address(ethabi::Address::from_slice(&self.fee_receiver)),
            ]);
            let mut encoded = Vec::with_capacity(4 + data.len());
            encoded.extend(Self::METHOD_ID);
            encoded.extend(data);
            encoded
        }
        pub fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            match call.input.get(0..4) {
                Some(signature) => Self::METHOD_ID == signature,
                None => false,
            }
        }
    }
    impl substreams_ethereum::Function for SetFeeReceiver {
        const NAME: &'static str = "set_fee_receiver";
        fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            Self::match_call(call)
        }
        fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            Self::decode(call)
        }
        fn encode(&self) -> Vec<u8> {
            self.encode()
        }
    }
    #[derive(Debug, Clone, PartialEq)]
    pub struct SetGaugeImplementation {
        pub gauge_implementation: Vec<u8>,
    }
    impl SetGaugeImplementation {
        const METHOD_ID: [u8; 4] = [143u8, 3u8, 24u8, 44u8];
        pub fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            let maybe_data = call.input.get(4..);
            if maybe_data.is_none() {
                return Err("no data to decode".to_string());
            }
            let mut values = ethabi::decode(&[ethabi::ParamType::Address], maybe_data.unwrap())
                .map_err(|e| format!("unable to decode call.input: {:?}", e))?;
            values.reverse();
            Ok(Self {
                gauge_implementation: values
                    .pop()
                    .expect(INTERNAL_ERR)
                    .into_address()
                    .expect(INTERNAL_ERR)
                    .as_bytes()
                    .to_vec(),
            })
        }
        pub fn encode(&self) -> Vec<u8> {
            let data = ethabi::encode(&[ethabi::Token::Address(ethabi::Address::from_slice(
                &self.gauge_implementation,
            ))]);
            let mut encoded = Vec::with_capacity(4 + data.len());
            encoded.extend(Self::METHOD_ID);
            encoded.extend(data);
            encoded
        }
        pub fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            match call.input.get(0..4) {
                Some(signature) => Self::METHOD_ID == signature,
                None => false,
            }
        }
    }
    impl substreams_ethereum::Function for SetGaugeImplementation {
        const NAME: &'static str = "set_gauge_implementation";
        fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            Self::match_call(call)
        }
        fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            Self::decode(call)
        }
        fn encode(&self) -> Vec<u8> {
            self.encode()
        }
    }
    #[derive(Debug, Clone, PartialEq)]
    pub struct SetMathImplementation {
        pub math_implementation: Vec<u8>,
    }
    impl SetMathImplementation {
        const METHOD_ID: [u8; 4] = [176u8, 116u8, 38u8, 244u8];
        pub fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            let maybe_data = call.input.get(4..);
            if maybe_data.is_none() {
                return Err("no data to decode".to_string());
            }
            let mut values = ethabi::decode(&[ethabi::ParamType::Address], maybe_data.unwrap())
                .map_err(|e| format!("unable to decode call.input: {:?}", e))?;
            values.reverse();
            Ok(Self {
                math_implementation: values
                    .pop()
                    .expect(INTERNAL_ERR)
                    .into_address()
                    .expect(INTERNAL_ERR)
                    .as_bytes()
                    .to_vec(),
            })
        }
        pub fn encode(&self) -> Vec<u8> {
            let data = ethabi::encode(&[ethabi::Token::Address(ethabi::Address::from_slice(
                &self.math_implementation,
            ))]);
            let mut encoded = Vec::with_capacity(4 + data.len());
            encoded.extend(Self::METHOD_ID);
            encoded.extend(data);
            encoded
        }
        pub fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            match call.input.get(0..4) {
                Some(signature) => Self::METHOD_ID == signature,
                None => false,
            }
        }
    }
    impl substreams_ethereum::Function for SetMathImplementation {
        const NAME: &'static str = "set_math_implementation";
        fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            Self::match_call(call)
        }
        fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            Self::decode(call)
        }
        fn encode(&self) -> Vec<u8> {
            self.encode()
        }
    }
    #[derive(Debug, Clone, PartialEq)]
    pub struct SetMetapoolImplementations {
        pub implementation_index: substreams::scalar::BigInt,
        pub implementation: Vec<u8>,
    }
    impl SetMetapoolImplementations {
        const METHOD_ID: [u8; 4] = [28u8, 179u8, 3u8, 153u8];
        pub fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            let maybe_data = call.input.get(4..);
            if maybe_data.is_none() {
                return Err("no data to decode".to_string());
            }
            let mut values = ethabi::decode(
                &[ethabi::ParamType::Uint(256usize), ethabi::ParamType::Address],
                maybe_data.unwrap(),
            )
            .map_err(|e| format!("unable to decode call.input: {:?}", e))?;
            values.reverse();
            Ok(Self {
                implementation_index: {
                    let mut v = [0 as u8; 32];
                    values
                        .pop()
                        .expect(INTERNAL_ERR)
                        .into_uint()
                        .expect(INTERNAL_ERR)
                        .to_big_endian(v.as_mut_slice());
                    substreams::scalar::BigInt::from_unsigned_bytes_be(&v)
                },
                implementation: values
                    .pop()
                    .expect(INTERNAL_ERR)
                    .into_address()
                    .expect(INTERNAL_ERR)
                    .as_bytes()
                    .to_vec(),
            })
        }
        pub fn encode(&self) -> Vec<u8> {
            let data = ethabi::encode(&[
                ethabi::Token::Uint(ethabi::Uint::from_big_endian(
                    match self
                        .implementation_index
                        .clone()
                        .to_bytes_be()
                    {
                        (num_bigint::Sign::Plus, bytes) => bytes,
                        (num_bigint::Sign::NoSign, bytes) => bytes,
                        (num_bigint::Sign::Minus, _) => {
                            panic!("negative numbers are not supported")
                        }
                    }
                    .as_slice(),
                )),
                ethabi::Token::Address(ethabi::Address::from_slice(&self.implementation)),
            ]);
            let mut encoded = Vec::with_capacity(4 + data.len());
            encoded.extend(Self::METHOD_ID);
            encoded.extend(data);
            encoded
        }
        pub fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            match call.input.get(0..4) {
                Some(signature) => Self::METHOD_ID == signature,
                None => false,
            }
        }
    }
    impl substreams_ethereum::Function for SetMetapoolImplementations {
        const NAME: &'static str = "set_metapool_implementations";
        fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            Self::match_call(call)
        }
        fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            Self::decode(call)
        }
        fn encode(&self) -> Vec<u8> {
            self.encode()
        }
    }
    #[derive(Debug, Clone, PartialEq)]
    pub struct SetPoolImplementations {
        pub implementation_index: substreams::scalar::BigInt,
        pub implementation: Vec<u8>,
    }
    impl SetPoolImplementations {
        const METHOD_ID: [u8; 4] = [77u8, 192u8, 92u8, 251u8];
        pub fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            let maybe_data = call.input.get(4..);
            if maybe_data.is_none() {
                return Err("no data to decode".to_string());
            }
            let mut values = ethabi::decode(
                &[ethabi::ParamType::Uint(256usize), ethabi::ParamType::Address],
                maybe_data.unwrap(),
            )
            .map_err(|e| format!("unable to decode call.input: {:?}", e))?;
            values.reverse();
            Ok(Self {
                implementation_index: {
                    let mut v = [0 as u8; 32];
                    values
                        .pop()
                        .expect(INTERNAL_ERR)
                        .into_uint()
                        .expect(INTERNAL_ERR)
                        .to_big_endian(v.as_mut_slice());
                    substreams::scalar::BigInt::from_unsigned_bytes_be(&v)
                },
                implementation: values
                    .pop()
                    .expect(INTERNAL_ERR)
                    .into_address()
                    .expect(INTERNAL_ERR)
                    .as_bytes()
                    .to_vec(),
            })
        }
        pub fn encode(&self) -> Vec<u8> {
            let data = ethabi::encode(&[
                ethabi::Token::Uint(ethabi::Uint::from_big_endian(
                    match self
                        .implementation_index
                        .clone()
                        .to_bytes_be()
                    {
                        (num_bigint::Sign::Plus, bytes) => bytes,
                        (num_bigint::Sign::NoSign, bytes) => bytes,
                        (num_bigint::Sign::Minus, _) => {
                            panic!("negative numbers are not supported")
                        }
                    }
                    .as_slice(),
                )),
                ethabi::Token::Address(ethabi::Address::from_slice(&self.implementation)),
            ]);
            let mut encoded = Vec::with_capacity(4 + data.len());
            encoded.extend(Self::METHOD_ID);
            encoded.extend(data);
            encoded
        }
        pub fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            match call.input.get(0..4) {
                Some(signature) => Self::METHOD_ID == signature,
                None => false,
            }
        }
    }
    impl substreams_ethereum::Function for SetPoolImplementations {
        const NAME: &'static str = "set_pool_implementations";
        fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            Self::match_call(call)
        }
        fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            Self::decode(call)
        }
        fn encode(&self) -> Vec<u8> {
            self.encode()
        }
    }
    #[derive(Debug, Clone, PartialEq)]
    pub struct SetViewsImplementation {
        pub views_implementation: Vec<u8>,
    }
    impl SetViewsImplementation {
        const METHOD_ID: [u8; 4] = [246u8, 250u8, 147u8, 127u8];
        pub fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            let maybe_data = call.input.get(4..);
            if maybe_data.is_none() {
                return Err("no data to decode".to_string());
            }
            let mut values = ethabi::decode(&[ethabi::ParamType::Address], maybe_data.unwrap())
                .map_err(|e| format!("unable to decode call.input: {:?}", e))?;
            values.reverse();
            Ok(Self {
                views_implementation: values
                    .pop()
                    .expect(INTERNAL_ERR)
                    .into_address()
                    .expect(INTERNAL_ERR)
                    .as_bytes()
                    .to_vec(),
            })
        }
        pub fn encode(&self) -> Vec<u8> {
            let data = ethabi::encode(&[ethabi::Token::Address(ethabi::Address::from_slice(
                &self.views_implementation,
            ))]);
            let mut encoded = Vec::with_capacity(4 + data.len());
            encoded.extend(Self::METHOD_ID);
            encoded.extend(data);
            encoded
        }
        pub fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            match call.input.get(0..4) {
                Some(signature) => Self::METHOD_ID == signature,
                None => false,
            }
        }
    }
    impl substreams_ethereum::Function for SetViewsImplementation {
        const NAME: &'static str = "set_views_implementation";
        fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            Self::match_call(call)
        }
        fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            Self::decode(call)
        }
        fn encode(&self) -> Vec<u8> {
            self.encode()
        }
    }
    #[derive(Debug, Clone, PartialEq)]
    pub struct ViewsImplementation {}
    impl ViewsImplementation {
        const METHOD_ID: [u8; 4] = [227u8, 21u8, 147u8, 216u8];
        pub fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            Ok(Self {})
        }
        pub fn encode(&self) -> Vec<u8> {
            let data = ethabi::encode(&[]);
            let mut encoded = Vec::with_capacity(4 + data.len());
            encoded.extend(Self::METHOD_ID);
            encoded.extend(data);
            encoded
        }
        pub fn output_call(
            call: &substreams_ethereum::pb::eth::v2::Call,
        ) -> Result<Vec<u8>, String> {
            Self::output(call.return_data.as_ref())
        }
        pub fn output(data: &[u8]) -> Result<Vec<u8>, String> {
            let mut values = ethabi::decode(&[ethabi::ParamType::Address], data.as_ref())
                .map_err(|e| format!("unable to decode output data: {:?}", e))?;
            Ok(values
                .pop()
                .expect("one output data should have existed")
                .into_address()
                .expect(INTERNAL_ERR)
                .as_bytes()
                .to_vec())
        }
        pub fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            match call.input.get(0..4) {
                Some(signature) => Self::METHOD_ID == signature,
                None => false,
            }
        }
        pub fn call(&self, address: Vec<u8>) -> Option<Vec<u8>> {
            use substreams_ethereum::pb::eth::rpc;
            let rpc_calls = rpc::RpcCalls {
                calls: vec![rpc::RpcCall { to_addr: address, data: self.encode() }],
            };
            let responses = substreams_ethereum::rpc::eth_call(&rpc_calls).responses;
            let response = responses
                .get(0)
                .expect("one response should have existed");
            if response.failed {
                return None;
            }
            match Self::output(response.raw.as_ref()) {
                Ok(data) => Some(data),
                Err(err) => {
                    use substreams_ethereum::Function;
                    substreams::log::info!(
                        "Call output for function `{}` failed to decode with error: {}",
                        Self::NAME,
                        err
                    );
                    None
                }
            }
        }
    }
    impl substreams_ethereum::Function for ViewsImplementation {
        const NAME: &'static str = "views_implementation";
        fn match_call(call: &substreams_ethereum::pb::eth::v2::Call) -> bool {
            Self::match_call(call)
        }
        fn decode(call: &substreams_ethereum::pb::eth::v2::Call) -> Result<Self, String> {
            Self::decode(call)
        }
        fn encode(&self) -> Vec<u8> {
            self.encode()
        }
    }
    impl substreams_ethereum::rpc::RPCDecodable<Vec<u8>> for ViewsImplementation {
        fn output(data: &[u8]) -> Result<Vec<u8>, String> {
            Self::output(data)
        }
    }
}
/// Contract's events.
#[allow(dead_code, unused_imports, unused_variables)]
pub mod events {
    use super::INTERNAL_ERR;
    #[derive(Debug, Clone, PartialEq)]
    pub struct BasePoolAdded {
        pub base_pool: Vec<u8>,
    }
    impl BasePoolAdded {
        const TOPIC_ID: [u8; 32] = [
            204u8, 106u8, 253u8, 254u8, 199u8, 157u8, 166u8, 190u8, 8u8, 20u8, 46u8, 206u8, 226u8,
            92u8, 241u8, 75u8, 102u8, 89u8, 97u8, 226u8, 93u8, 48u8, 216u8, 235u8, 164u8, 89u8,
            89u8, 190u8, 149u8, 71u8, 99u8, 95u8,
        ];
        pub fn match_log(log: &substreams_ethereum::pb::eth::v2::Log) -> bool {
            if log.topics.len() != 1usize {
                return false;
            }
            if log.data.len() != 32usize {
                return false;
            }
            return log
                .topics
                .get(0)
                .expect("bounds already checked")
                .as_ref()
                == Self::TOPIC_ID;
        }
        pub fn decode(log: &substreams_ethereum::pb::eth::v2::Log) -> Result<Self, String> {
            let mut values = ethabi::decode(&[ethabi::ParamType::Address], log.data.as_ref())
                .map_err(|e| format!("unable to decode log.data: {:?}", e))?;
            values.reverse();
            Ok(Self {
                base_pool: values
                    .pop()
                    .expect(INTERNAL_ERR)
                    .into_address()
                    .expect(INTERNAL_ERR)
                    .as_bytes()
                    .to_vec(),
            })
        }
    }
    impl substreams_ethereum::Event for BasePoolAdded {
        const NAME: &'static str = "BasePoolAdded";
        fn match_log(log: &substreams_ethereum::pb::eth::v2::Log) -> bool {
            Self::match_log(log)
        }
        fn decode(log: &substreams_ethereum::pb::eth::v2::Log) -> Result<Self, String> {
            Self::decode(log)
        }
    }
    #[derive(Debug, Clone, PartialEq)]
    pub struct LiquidityGaugeDeployed {
        pub pool: Vec<u8>,
        pub gauge: Vec<u8>,
    }
    impl LiquidityGaugeDeployed {
        const TOPIC_ID: [u8; 32] = [
            101u8, 107u8, 179u8, 76u8, 32u8, 73u8, 25u8, 112u8, 168u8, 193u8, 99u8, 243u8, 189u8,
            98u8, 234u8, 216u8, 32u8, 34u8, 179u8, 121u8, 195u8, 146u8, 73u8, 96u8, 236u8, 96u8,
            246u8, 219u8, 252u8, 90u8, 171u8, 59u8,
        ];
        pub fn match_log(log: &substreams_ethereum::pb::eth::v2::Log) -> bool {
            if log.topics.len() != 1usize {
                return false;
            }
            if log.data.len() != 64usize {
                return false;
            }
            return log
                .topics
                .get(0)
                .expect("bounds already checked")
                .as_ref()
                == Self::TOPIC_ID;
        }
        pub fn decode(log: &substreams_ethereum::pb::eth::v2::Log) -> Result<Self, String> {
            let mut values = ethabi::decode(
                &[ethabi::ParamType::Address, ethabi::ParamType::Address],
                log.data.as_ref(),
            )
            .map_err(|e| format!("unable to decode log.data: {:?}", e))?;
            values.reverse();
            Ok(Self {
                pool: values
                    .pop()
                    .expect(INTERNAL_ERR)
                    .into_address()
                    .expect(INTERNAL_ERR)
                    .as_bytes()
                    .to_vec(),
                gauge: values
                    .pop()
                    .expect(INTERNAL_ERR)
                    .into_address()
                    .expect(INTERNAL_ERR)
                    .as_bytes()
                    .to_vec(),
            })
        }
    }
    impl substreams_ethereum::Event for LiquidityGaugeDeployed {
        const NAME: &'static str = "LiquidityGaugeDeployed";
        fn match_log(log: &substreams_ethereum::pb::eth::v2::Log) -> bool {
            Self::match_log(log)
        }
        fn decode(log: &substreams_ethereum::pb::eth::v2::Log) -> Result<Self, String> {
            Self::decode(log)
        }
    }
    #[derive(Debug, Clone, PartialEq)]
    pub struct MetaPoolDeployed {
        pub coin: Vec<u8>,
        pub base_pool: Vec<u8>,
        pub a: substreams::scalar::BigInt,
        pub fee: substreams::scalar::BigInt,
        pub deployer: Vec<u8>,
    }
    impl MetaPoolDeployed {
        const TOPIC_ID: [u8; 32] = [
            1u8, 243u8, 28u8, 210u8, 171u8, 222u8, 180u8, 229u8, 225u8, 11u8, 165u8, 0u8, 242u8,
            219u8, 15u8, 147u8, 125u8, 158u8, 140u8, 115u8, 90u8, 176u8, 70u8, 129u8, 146u8, 84u8,
            65u8, 180u8, 234u8, 55u8, 237u8, 165u8,
        ];
        pub fn match_log(log: &substreams_ethereum::pb::eth::v2::Log) -> bool {
            if log.topics.len() != 1usize {
                return false;
            }
            if log.data.len() != 160usize {
                return false;
            }
            return log
                .topics
                .get(0)
                .expect("bounds already checked")
                .as_ref()
                == Self::TOPIC_ID;
        }
        pub fn decode(log: &substreams_ethereum::pb::eth::v2::Log) -> Result<Self, String> {
            let mut values = ethabi::decode(
                &[
                    ethabi::ParamType::Address,
                    ethabi::ParamType::Address,
                    ethabi::ParamType::Uint(256usize),
                    ethabi::ParamType::Uint(256usize),
                    ethabi::ParamType::Address,
                ],
                log.data.as_ref(),
            )
            .map_err(|e| format!("unable to decode log.data: {:?}", e))?;
            values.reverse();
            Ok(Self {
                coin: values
                    .pop()
                    .expect(INTERNAL_ERR)
                    .into_address()
                    .expect(INTERNAL_ERR)
                    .as_bytes()
                    .to_vec(),
                base_pool: values
                    .pop()
                    .expect(INTERNAL_ERR)
                    .into_address()
                    .expect(INTERNAL_ERR)
                    .as_bytes()
                    .to_vec(),
                a: {
                    let mut v = [0 as u8; 32];
                    values
                        .pop()
                        .expect(INTERNAL_ERR)
                        .into_uint()
                        .expect(INTERNAL_ERR)
                        .to_big_endian(v.as_mut_slice());
                    substreams::scalar::BigInt::from_unsigned_bytes_be(&v)
                },
                fee: {
                    let mut v = [0 as u8; 32];
                    values
                        .pop()
                        .expect(INTERNAL_ERR)
                        .into_uint()
                        .expect(INTERNAL_ERR)
                        .to_big_endian(v.as_mut_slice());
                    substreams::scalar::BigInt::from_unsigned_bytes_be(&v)
                },
                deployer: values
                    .pop()
                    .expect(INTERNAL_ERR)
                    .into_address()
                    .expect(INTERNAL_ERR)
                    .as_bytes()
                    .to_vec(),
            })
        }
    }
    impl substreams_ethereum::Event for MetaPoolDeployed {
        const NAME: &'static str = "MetaPoolDeployed";
        fn match_log(log: &substreams_ethereum::pb::eth::v2::Log) -> bool {
            Self::match_log(log)
        }
        fn decode(log: &substreams_ethereum::pb::eth::v2::Log) -> Result<Self, String> {
            Self::decode(log)
        }
    }
    #[derive(Debug, Clone, PartialEq)]
    pub struct PlainPoolDeployed {
        pub coins: Vec<Vec<u8>>,
        pub a: substreams::scalar::BigInt,
        pub fee: substreams::scalar::BigInt,
        pub deployer: Vec<u8>,
    }
    impl PlainPoolDeployed {
        const TOPIC_ID: [u8; 32] = [
            209u8, 214u8, 13u8, 70u8, 17u8, 228u8, 9u8, 27u8, 178u8, 229u8, 246u8, 153u8, 238u8,
            183u8, 145u8, 54u8, 194u8, 26u8, 194u8, 48u8, 90u8, 214u8, 9u8, 243u8, 222u8, 86u8,
            154u8, 252u8, 52u8, 113u8, 238u8, 204u8,
        ];
        pub fn match_log(log: &substreams_ethereum::pb::eth::v2::Log) -> bool {
            if log.topics.len() != 1usize {
                return false;
            }
            if log.data.len() < 160usize {
                return false;
            }
            return log
                .topics
                .get(0)
                .expect("bounds already checked")
                .as_ref()
                == Self::TOPIC_ID;
        }
        pub fn decode(log: &substreams_ethereum::pb::eth::v2::Log) -> Result<Self, String> {
            let mut values = ethabi::decode(
                &[
                    ethabi::ParamType::Array(Box::new(ethabi::ParamType::Address)),
                    ethabi::ParamType::Uint(256usize),
                    ethabi::ParamType::Uint(256usize),
                    ethabi::ParamType::Address,
                ],
                log.data.as_ref(),
            )
            .map_err(|e| format!("unable to decode log.data: {:?}", e))?;
            values.reverse();
            Ok(Self {
                coins: values
                    .pop()
                    .expect(INTERNAL_ERR)
                    .into_array()
                    .expect(INTERNAL_ERR)
                    .into_iter()
                    .map(|inner| {
                        inner
                            .into_address()
                            .expect(INTERNAL_ERR)
                            .as_bytes()
                            .to_vec()
                    })
                    .collect(),
                a: {
                    let mut v = [0 as u8; 32];
                    values
                        .pop()
                        .expect(INTERNAL_ERR)
                        .into_uint()
                        .expect(INTERNAL_ERR)
                        .to_big_endian(v.as_mut_slice());
                    substreams::scalar::BigInt::from_unsigned_bytes_be(&v)
                },
                fee: {
                    let mut v = [0 as u8; 32];
                    values
                        .pop()
                        .expect(INTERNAL_ERR)
                        .into_uint()
                        .expect(INTERNAL_ERR)
                        .to_big_endian(v.as_mut_slice());
                    substreams::scalar::BigInt::from_unsigned_bytes_be(&v)
                },
                deployer: values
                    .pop()
                    .expect(INTERNAL_ERR)
                    .into_address()
                    .expect(INTERNAL_ERR)
                    .as_bytes()
                    .to_vec(),
            })
        }
    }
    impl substreams_ethereum::Event for PlainPoolDeployed {
        const NAME: &'static str = "PlainPoolDeployed";
        fn match_log(log: &substreams_ethereum::pb::eth::v2::Log) -> bool {
            Self::match_log(log)
        }
        fn decode(log: &substreams_ethereum::pb::eth::v2::Log) -> Result<Self, String> {
            Self::decode(log)
        }
    }
}