Common Mistakes

Error is human

You bid too low, minimum: https://polygonscan.com/address/0xf5df545113dee4df10f8149090aa737ddc05070a#readContract#F16 
Your gas prices didn't match between opp and searcherTx
Your transaction nonces are messed up and searcherTx is stuck by another of your tx at same nonce
Your searcher proxy fastLaneCall declaration is wrong it must be 
function fastLaneCall(
            address _sender,
            uint256 _bidAmount,
            bytes calldata _searcherCallData
    ) external payable returns (bool, bytes memory)

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Transaction Encoding

Last modified 3mo ago