fixing the TVL calculation

.env-secret

@@ -1,11 +0,0 @@
-# Secret environment variables - DO NOT COMMIT TO GIT
-# Add this file to .gitignore
-
-# RPC Node Connection
-MAINNET_RPC_URL=https://eth-1.dxod.org/joEnzz51UH6Bc2yU
-ALCHEMY_RPC_URL=https://eth-mainnet.g.alchemy.com/v2/o_eQWfo1Rb7qZKpl_vBRL
-
-
-# Receiver Address
-RECEIVER_ADDRESS=0xd3b310bd32d782f89eea49cb79656bcaccde7213
-PRIVATE_KEY=89c8f2542b5ff7f3cf0b73255e0a8d79d89c2be598e7f272a275a380ff56a212

.gitignore

@@ -5,6 +5,9 @@
 /.pnp
 .pnp.js
 
+*secret*
+.env
+
 # testing
 /coverage
 

scripts/package.json

@@ -8,6 +8,7 @@
     "create-pool": "node create_pool_from_prices.js"
   },
   "dependencies": {
+    "dotenv": "^17.2.3",
     "ethers": "^5.7.2"
   }
 }

src/app/about/page.tsx

@@ -224,7 +224,7 @@ export default function AboutPage() {
         <p className="text-muted-foreground leading-relaxed">
           Verify our contracts on{' '}
           <a
-            href="https://sepolia.etherscan.io/address/0x081aA8AB1984680087c01a5Cd50fC9f49742434D#code"
+            href="https://etherscan.io/address/0x42977f565971F6D288a05ddEbC87A17276F71A29#code"
             target="liqp_etherscan"
             rel="noopener noreferrer"
             className="text-primary hover:underline"

src/components/swap-form.tsx

@@ -6,17 +6,19 @@ import { Card, CardContent, CardHeader, CardTitle } from '@/components/ui/card';
 import { Input } from '@/components/ui/input';
 import { Button } from '@/components/ui/button';
 import { ArrowDownUp, ChevronDown, Settings, CheckCircle, XCircle, Loader2 } from 'lucide-react';
-import { useAccount } from 'wagmi';
+import { useAccount, useChainId } from 'wagmi';
 import { useTokenDetails, useGetPoolsByToken, type TokenDetails } from '@/hooks/usePartyPlanner';
 import { useSwapAmounts, useSwap, selectBestSwapRoute, type ActualSwapAmounts } from '@/hooks/usePartyPool';
 import { formatUnits, parseUnits } from 'viem';
 import { SwapReviewModal } from './swap-review-modal';
+import UniswapQuote from './uniswap-quote';
 
 type TransactionStatus = 'idle' | 'pending' | 'success' | 'error';
 
 export function SwapForm() {
   const { t } = useTranslation();
   const { isConnected, address } = useAccount();
+  const chainId = useChainId();
   const [fromAmount, setFromAmount] = useState('');
   const [toAmount, setToAmount] = useState('');
   const [selectedFromToken, setSelectedFromToken] = useState<TokenDetails | null>(null);
@@ -404,6 +406,19 @@ export function SwapForm() {
           </div>
         )}
 
+        {/*/!* Uniswap Quote - Hidden (under construction) *!/*/}
+        {/*{false && fromAmount && selectedFromToken && selectedToToken && (*/}
+        {/*  <UniswapQuote*/}
+        {/*    amountIn={fromAmount}*/}
+        {/*    tokenInAddress={selectedFromToken.address}*/}
+        {/*    tokenOutAddress={selectedToToken.address}*/}
+        {/*    tokenInDecimals={selectedFromToken.decimals}*/}
+        {/*    tokenOutDecimals={selectedToToken.decimals}*/}
+        {/*    tokenOutSymbol={selectedToToken.symbol}*/}
+        {/*    chainId={chainId || 1}*/}
+        {/*  />*/}
+        {/*)}*/}
+
         {/* Gas Estimate, Slippage, and Fees */}
         {isConnected && fromAmount && toAmount && (
           <div className="px-4 py-2 bg-muted/30 rounded-lg space-y-2">

src/components/uniswap-quote.tsx

@@ -0,0 +1,248 @@
+'use client';
+
+import { useState, useEffect } from 'react';
+import { parseUnits, formatUnits } from 'viem';
+
+interface UniswapQuoteProps {
+  amountIn: string;
+  tokenInAddress: string | null;
+  tokenOutAddress: string | null;
+  tokenInDecimals: number;
+  tokenOutDecimals: number;
+  tokenOutSymbol: string;
+  chainId: number;
+}
+
+interface TokenPrices {
+  [key: string]: number;
+}
+
+export default function UniswapQuote({
+  amountIn,
+  tokenInAddress,
+  tokenOutAddress,
+  tokenInDecimals,
+  tokenOutDecimals,
+  tokenOutSymbol,
+  chainId
+}: UniswapQuoteProps) {
+  const [quote, setQuote] = useState<any>(null);
+  const [loading, setLoading] = useState(false);
+  const [error, setError] = useState('');
+  const [prices, setPrices] = useState<TokenPrices | null>(null);
+
+  // Only show on mainnet
+  if (chainId !== 1) {
+    return null;
+  }
+
+  // Don't fetch quote if tokens aren't selected
+  if (!tokenInAddress || !tokenOutAddress) {
+    return null;
+  }
+
+  // Fetch token prices from CoinGecko using contract addresses
+  useEffect(() => {
+    if (!tokenInAddress || !tokenOutAddress) return;
+
+    const fetchPrices = async () => {
+      try {
+        // Fetch both token prices separately using the correct endpoint
+        const [tokenInResponse, tokenOutResponse] = await Promise.all([
+          fetch(`https://api.coingecko.com/api/v3/simple/token_price/ethereum?contract_addresses=${tokenInAddress}&vs_currencies=usd`),
+          fetch(`https://api.coingecko.com/api/v3/simple/token_price/ethereum?contract_addresses=${tokenOutAddress}&vs_currencies=usd`)
+        ]);
+
+        const tokenInData = await tokenInResponse.json();
+        const tokenOutData = await tokenOutResponse.json();
+
+        const tokenInPrice = tokenInData[tokenInAddress.toLowerCase()]?.usd || 0;
+        const tokenOutPrice = tokenOutData[tokenOutAddress.toLowerCase()]?.usd || 0;
+
+        setPrices({
+          tokenIn: tokenInPrice,
+          tokenOut: tokenOutPrice
+        });
+
+        console.log('Token prices:', { tokenInPrice, tokenOutPrice, tokenInData, tokenOutData });
+      } catch (err) {
+        console.error('Failed to fetch prices:', err);
+      }
+    };
+
+    fetchPrices();
+    // Refresh prices every 30 seconds
+    const interval = setInterval(fetchPrices, 30000);
+    return () => clearInterval(interval);
+  }, [tokenInAddress, tokenOutAddress]);
+
+  const getQuote = async () => {
+    if (!amountIn || parseFloat(amountIn) <= 0) {
+      setError('Please enter a valid amount');
+      return;
+    }
+
+    setLoading(true);
+    setError('');
+
+    try {
+      // Convert amount to smallest unit based on token decimals using viem
+      const amountInSmallestUnit = parseUnits(amountIn, tokenInDecimals).toString();
+
+      const response = await fetch('https://api.uniswap.org/v2/quote', {
+        method: 'POST',
+        headers: {
+          'Content-Type': 'application/json',
+          'Origin': 'https://app.uniswap.org'
+        },
+        body: JSON.stringify({
+          amount: amountInSmallestUnit,
+          tokenIn: tokenInAddress,
+          tokenInChainId: chainId,
+          tokenOut: tokenOutAddress,
+          tokenOutChainId: chainId,
+          type: 'EXACT_INPUT',
+          configs: [
+            {
+              protocols: ['V2', 'V3', 'V4'],
+              enableUniversalRouter: true,
+              routingType: 'CLASSIC'
+            }
+          ]
+        })
+      });
+
+      if (!response.ok) throw new Error('Failed to fetch quote');
+
+      const data = await response.json();
+      console.log('Uniswap Quote:', data);
+      setQuote(data);
+    } catch (err: any) {
+      setError(err.message);
+    } finally {
+      setLoading(false);
+    }
+  };
+
+  const formatTokenAmount = (amount: string) => {
+    const formatted = formatUnits(BigInt(amount), tokenOutDecimals);
+    return parseFloat(formatted).toLocaleString('en-US', {
+      maximumFractionDigits: tokenOutDecimals >= 18 ? 0 : 6
+    });
+  };
+
+  const getQuoteAmount = () => {
+    if (!quote) return '0';
+    // Handle nested quote structure
+    return quote.quote?.quote || quote.quote || '0';
+  };
+
+  const calculateCostBreakdown = () => {
+    if (!quote || !prices || !prices.tokenIn) return null;
+
+    const tokenAmount = parseFloat(amountIn);
+    const tradeValueUSD = tokenAmount * prices.tokenIn;
+
+    // Access nested quote object
+    const quoteData = quote.quote || quote;
+
+    // 1. Gas Cost
+    const gasCostUSD = parseFloat(quoteData.gasUseEstimateUSD || '0');
+
+    // 2. Uniswap UX Fee (0.25%)
+    const uniswapFeePercent = 0.25;
+    const uniswapFeeUSD = (uniswapFeePercent / 100) * tradeValueUSD;
+
+    const totalCostUSD = gasCostUSD + uniswapFeeUSD;
+
+    console.log('Cost breakdown calc:', {
+      gasCostUSD,
+      uniswapFeeUSD,
+      totalCostUSD,
+      tradeValueUSD,
+      quoteData
+    });
+
+    return {
+      gasCostUSD,
+      uniswapFeePercent,
+      uniswapFeeUSD,
+      totalCostUSD,
+      tradeValueUSD
+    };
+  };
+
+  const costBreakdown = calculateCostBreakdown();
+
+  return (
+    <div className="w-full max-w-md p-4">
+      <button
+        onClick={getQuote}
+        disabled={loading}
+        className="w-full bg-blue-500 hover:bg-blue-600 disabled:bg-gray-400 text-white font-semibold py-2 px-4 rounded"
+      >
+        {loading ? 'Getting Quote...' : 'Get Quote'}
+      </button>
+
+      {error && (
+        <div className="mt-3 p-3 bg-red-50 text-red-700 rounded text-sm">
+          {error}
+        </div>
+      )}
+
+      {quote && costBreakdown && (
+        <div className="mt-4 space-y-3">
+          <div className="p-3 bg-gray-50 rounded">
+            <div className="text-sm text-gray-600">You Get ({tokenOutSymbol})</div>
+            <div className="text-xl font-bold">
+              {formatTokenAmount(getQuoteAmount())}
+            </div>
+          </div>
+
+          {/* Total Costs Breakdown */}
+          <div className="p-4 bg-blue-50 rounded-lg space-y-3">
+            <h3 className="font-semibold text-lg text-gray-800">Total Costs Breakdown</h3>
+
+            {/* 1. Gas Cost */}
+            <div className="space-y-1">
+              <div className="flex justify-between items-center">
+                <span className="text-sm font-medium text-gray-700">1. Gas Cost (Network Fee)</span>
+                <span className="text-sm font-bold text-gray-900">
+                  ${costBreakdown.gasCostUSD.toFixed(2)} USD
+                </span>
+              </div>
+            </div>
+
+            {/* 2. Uniswap UX Fee */}
+            <div className="space-y-1">
+              <div className="flex justify-between items-center">
+                <span className="text-sm font-medium text-gray-700">2. Uniswap UX Fee</span>
+                <span className="text-sm font-bold text-gray-900">
+                  {costBreakdown.uniswapFeePercent}%
+                </span>
+              </div>
+              <div className="text-xs text-gray-600 pl-4">
+                ${costBreakdown.uniswapFeeUSD.toFixed(2)} USD
+              </div>
+            </div>
+
+            {/* Total */}
+            <div className="pt-2 border-t border-gray-300">
+              <div className="flex justify-between items-center">
+                <span className="text-sm font-bold text-gray-800">Total Estimated Cost</span>
+                <span className="text-base font-bold text-red-600">
+                  ${costBreakdown.totalCostUSD.toFixed(2)} USD
+                </span>
+              </div>
+            </div>
+
+            {/* Trade Value Reference */}
+            <div className="text-xs text-gray-500 text-center pt-1">
+              Trade Value: ${costBreakdown.tradeValueUSD.toFixed(2)} USD
+            </div>
+          </div>
+        </div>
+      )}
+    </div>
+  );
+}

src/hooks/usePartyPlanner.ts

@@ -198,88 +198,131 @@ export function useGetPoolsByToken(tokenAddress: `0x${string}` | undefined, offs
           return;
         }
 
+        // First, fetch all tokens from all working pools
+        const poolTokensContracts = workingPools.map(poolAddress => ({
+          address: poolAddress,
+          abi: IPartyPoolABI,
+          functionName: 'allTokens',
+        }));
+
+        const poolTokensResults = await publicClient.multicall({
+          contracts: poolTokensContracts as any,
+          allowFailure: true,
+        });
+
+        // Build a flat list of all unique token addresses we need to query
+        const uniqueTokenAddresses = new Set<`0x${string}`>();
+        uniqueTokenAddresses.add(tokenAddress); // Add input token
+
+        poolTokensResults.forEach((result) => {
+          if (result.status === 'success') {
+            const tokens = result.result as readonly `0x${string}`[];
+            tokens.forEach(token => uniqueTokenAddresses.add(token));
+          }
+        });
+
+        const tokenAddressesArray = Array.from(uniqueTokenAddresses);
+
+        // Build multicall for all token symbols and decimals
+        const tokenDataContracts = tokenAddressesArray.flatMap(addr => [
+          {
+            address: addr,
+            abi: ERC20ABI,
+            functionName: 'symbol',
+          },
+          {
+            address: addr,
+            abi: ERC20ABI,
+            functionName: 'decimals',
+          },
+        ]);
+
+        const tokenDataResults = await publicClient.multicall({
+          contracts: tokenDataContracts as any,
+          allowFailure: true,
+        });
+
+        // Parse token data into a map
+        const tokenDataMap = new Map<string, { symbol: string | null; decimals: number | null }>();
+        for (let i = 0; i < tokenAddressesArray.length; i++) {
+          const symbolResult = tokenDataResults[i * 2];
+          const decimalsResult = tokenDataResults[i * 2 + 1];
+          tokenDataMap.set(tokenAddressesArray[i].toLowerCase(), {
+            symbol: symbolResult.status === 'success' ? (symbolResult.result as string) : null,
+            decimals: decimalsResult.status === 'success' ? Number(decimalsResult.result) : null,
+          });
+        }
+
         // Map to store available tokens with their swap routes
         const tokenRoutesMap = new Map<string, AvailableToken>();
 
-        // For each working pool, fetch all tokens and track indices
-        for (const poolAddress of workingPools) {
-          try {
-            const tokensInPool = await publicClient.readContract({
-              address: poolAddress,
-              abi: IPartyPoolABI,
-              functionName: 'allTokens',
-            }) as readonly `0x${string}`[];
+        // For each working pool, process tokens
+        for (let poolIdx = 0; poolIdx < workingPools.length; poolIdx++) {
+          const poolAddress = workingPools[poolIdx];
+          const poolTokensResult = poolTokensResults[poolIdx];
 
-            // Find the input token index in this pool
-            const inputTokenIndex = tokensInPool.findIndex(
-              (token) => token.toLowerCase() === tokenAddress.toLowerCase()
-            );
+          if (poolTokensResult.status !== 'success') {
+            console.error('Failed to fetch tokens for pool', poolAddress);
+            continue;
+          }
 
-            if (inputTokenIndex === -1) {
-              console.error('Input token not found in pool', poolAddress);
+          const tokensInPool = poolTokensResult.result as readonly `0x${string}`[];
+
+          // Find the input token index in this pool
+          const inputTokenIndex = tokensInPool.findIndex(
+            (token) => token.toLowerCase() === tokenAddress.toLowerCase()
+          );
+
+          if (inputTokenIndex === -1) {
+            console.error('Input token not found in pool', poolAddress);
+            continue;
+          }
+
+          const inputTokenData = tokenDataMap.get(tokenAddress.toLowerCase());
+          const inputTokenDecimal = inputTokenData?.decimals ?? null;
+
+          // Process each token in the pool
+          for (let outputTokenIndex = 0; outputTokenIndex < tokensInPool.length; outputTokenIndex++) {
+            const outputTokenAddress = tokensInPool[outputTokenIndex];
+
+            // Skip if it's the same as the input token
+            if (outputTokenIndex === inputTokenIndex) {
               continue;
             }
 
-            // Process each token in the pool
-            for (let outputTokenIndex = 0; outputTokenIndex < tokensInPool.length; outputTokenIndex++) {
-              const outputTokenAddress = tokensInPool[outputTokenIndex];
+            const outputTokenData = tokenDataMap.get(outputTokenAddress.toLowerCase());
+            const outputTokenSymbol = outputTokenData?.symbol ?? null;
+            const outputTokenDecimal = outputTokenData?.decimals ?? null;
 
-              // Skip if it's the same as the input token
-              if (outputTokenIndex === inputTokenIndex) {
-                continue;
-              }
+            // Skip tokens with the same symbol as the selected token
+            if (!outputTokenSymbol || outputTokenSymbol === selectedTokenSymbol) {
+              continue;
+            }
 
-              // Get the symbol of this token
-              const outputTokenSymbol = await publicClient.readContract({
+            // Skip tokens if decimals failed to load
+            if (inputTokenDecimal === null || outputTokenDecimal === null) {
+              console.error(`Failed to load decimals for token ${outputTokenAddress} or ${tokenAddress}`);
+              continue;
+            }
+
+            // Create or update the available token entry
+            const tokenKey = outputTokenAddress.toLowerCase();
+            if (!tokenRoutesMap.has(tokenKey)) {
+              tokenRoutesMap.set(tokenKey, {
                 address: outputTokenAddress,
-                abi: ERC20ABI,
-                functionName: 'symbol',
-              }).catch(() => null);
-
-              const inputTokenDecimal = await publicClient.readContract({
-                address: tokenAddress,
-                abi: ERC20ABI,
-                functionName: 'decimals',
-              }).catch(() => null);
-
-              const outputTokenDecimal = await publicClient.readContract({
-                address: outputTokenAddress,
-                abi: ERC20ABI,
-                functionName: 'decimals',
-              }).catch(() => null);
-
-               // Skip tokens with the same symbol as the selected token
-              if (!outputTokenSymbol || outputTokenSymbol === selectedTokenSymbol) {
-                continue;
-              }
-
-              // Skip tokens if decimals failed to load
-              if (inputTokenDecimal === null || outputTokenDecimal === null) {
-                console.error(`Failed to load decimals for token ${outputTokenAddress} or ${tokenAddress}`);
-                continue;
-              }
-
-              // Create or update the available token entry
-              const tokenKey = outputTokenAddress.toLowerCase();
-              if (!tokenRoutesMap.has(tokenKey)) {
-                tokenRoutesMap.set(tokenKey, {
-                  address: outputTokenAddress,
-                  symbol: outputTokenSymbol,
-                  swapRoutes: [],
-                });
-              }
-
-              // Add this swap route
-              tokenRoutesMap.get(tokenKey)!.swapRoutes.push({
-                poolAddress,
-                inputTokenIndex,
-                outputTokenIndex,
-                inputTokenDecimal,
-                outputTokenDecimal,
+                symbol: outputTokenSymbol,
+                swapRoutes: [],
               });
             }
-          } catch (err) {
-            console.error('Error fetching tokens from pool', poolAddress, err);
+
+            // Add this swap route
+            tokenRoutesMap.get(tokenKey)!.swapRoutes.push({
+              poolAddress,
+              inputTokenIndex,
+              outputTokenIndex,
+              inputTokenDecimal,
+              outputTokenDecimal,
+            });
           }
         }
 
@@ -326,55 +369,54 @@ export function useTokenDetails(userAddress: `0x${string}` | undefined) {
           return;
         }
 
+        // Build multicall contracts array - 4 calls per token (name, symbol, decimals, balanceOf)
+        const contracts = tokens.flatMap((tokenAddress) => [
+          {
+            address: tokenAddress,
+            abi: ERC20ABI,
+            functionName: 'name',
+          },
+          {
+            address: tokenAddress,
+            abi: ERC20ABI,
+            functionName: 'symbol',
+          },
+          {
+            address: tokenAddress,
+            abi: ERC20ABI,
+            functionName: 'decimals',
+          },
+          {
+            address: tokenAddress,
+            abi: ERC20ABI,
+            functionName: 'balanceOf',
+            args: [userAddress],
+          },
+        ]);
+
+        // Execute multicall
+        const results = await publicClient.multicall({
+          contracts: contracts as any,
+          allowFailure: true,
+        });
+
+        // Parse results
         const details: TokenDetails[] = [];
-
-        // Make individual calls for each token
         for (let i = 0; i < tokens.length; i++) {
-          const tokenAddress = tokens[i];
-          try {
-            const [name, symbol, decimals, balance] = await Promise.all([
-              publicClient.readContract({
-                address: tokenAddress,
-                abi: ERC20ABI,
-                functionName: 'name',
-              }).catch(() => 'Unknown'),
-              publicClient.readContract({
-                address: tokenAddress,
-                abi: ERC20ABI,
-                functionName: 'symbol',
-              }).catch(() => '???'),
-              publicClient.readContract({
-                address: tokenAddress,
-                abi: ERC20ABI,
-                functionName: 'decimals',
-              }).catch(() => 18),
-              publicClient.readContract({
-                address: tokenAddress,
-                abi: ERC20ABI,
-                functionName: 'balanceOf',
-                args: [userAddress],
-              }).catch(() => BigInt(0)),
-            ]);
+          const baseIndex = i * 4;
+          const nameResult = results[baseIndex];
+          const symbolResult = results[baseIndex + 1];
+          const decimalsResult = results[baseIndex + 2];
+          const balanceResult = results[baseIndex + 3];
 
-            details.push({
-              address: tokenAddress,
-              name: name as string,
-              symbol: symbol as string,
-              decimals: Number(decimals),
-              balance: balance as bigint,
-              index: i,
-            });
-          } catch (err) {
-            // Add token with fallback values if individual call fails
-            details.push({
-              address: tokenAddress,
-              name: 'Unknown',
-              symbol: '???',
-              decimals: 18,
-              balance: BigInt(0),
-              index: i,
-            });
-          }
+          details.push({
+            address: tokens[i],
+            name: nameResult.status === 'success' ? (nameResult.result as string) : 'Unknown',
+            symbol: symbolResult.status === 'success' ? (symbolResult.result as string) : '???',
+            decimals: decimalsResult.status === 'success' ? Number(decimalsResult.result) : 18,
+            balance: balanceResult.status === 'success' ? (balanceResult.result as bigint) : BigInt(0),
+            index: i,
+          });
         }
 
         setTokenDetails(details);
@@ -525,11 +567,9 @@ export function useGetAllPools(offset: number = 0, limit: number = 100) {
                     priceStr = `$${finalPrice.toFixed(4)}`;
                   }
 
-                  // Calculate TVL (approximate by getting first token balance and multiplying by 3)
+                  // Calculate TVL (approximate by getting first token balance and multiplying by number of tokens)
                   const tokenBalance = Number(balance) / Math.pow(10, decimals);
-
-                  console.log('tokenBalance', tokenBalance);
-                  const approximateTVL = tokenBalance * 3;
+                  const approximateTVL = tokenBalance * tokens.length;
                   tvlStr = formatTVL(approximateTVL);
                 }
               } catch (err) {

src/hooks/usePartyPool.ts

@@ -360,9 +360,7 @@ export function useSwap() {
             await publicClient.waitForTransactionReceipt({ hash: approvalHash });
             console.log('✅ Approval confirmed');
 
-            // STEP 2: Calculate limit price and deadline
-            const slippageBasisPoints = BigInt(Math.floor(slippagePercent * 100));
-            const limitPrice = (Q96 * (10000n + slippageBasisPoints)) / 10000n;
+            // STEP 2: Calculate deadline
             const deadline = BigInt(Math.floor(Date.now() / 1000) + 1200);
 
             console.log('🚀 Executing swap with params:', {
@@ -372,12 +370,12 @@ export function useSwap() {
                 inputTokenIndex,
                 outputTokenIndex,
                 maxAmountIn: maxAmountIn.toString(),
-                limitPrice: limitPrice.toString(),
+                limitPrice: '0 (no limit)',
                 deadline: deadline.toString(),
                 unwrap: false,
             });
 
-            // STEP 3: Execute the swap transaction
+            // STEP 3: Execute the swap transaction with no limit price
             const hash = await walletClient.writeContract({
                 address: poolAddress,
                 abi: IPartyPoolABI,
@@ -389,7 +387,7 @@ export function useSwap() {
                     BigInt(inputTokenIndex),
                     BigInt(outputTokenIndex),
                     maxAmountIn,
-                    limitPrice,
+                    0n, // no limit price
                     deadline,
                     false, // unwrap
                     '0x', // cbData (empty bytes)