fix: Handle unichain chain id

src/encoding/models.rs

@@ -130,6 +130,7 @@ impl From<TychoCoreChain> for Chain {
             TychoCoreChain::Arbitrum => Chain { id: 42161, name: chain.to_string() },
             TychoCoreChain::Starknet => Chain { id: 0, name: chain.to_string() },
             TychoCoreChain::Base => Chain { id: 8453, name: chain.to_string() },
+            TychoCoreChain::Unichain => Chain { id: 130, name: chain.to_string() },
         }
     }
 }