We want to decode the callData returned by LI.FI SDK/API to assert or verify that the parameters like toAddress, etc., are correct.

February 10, 2023 14:48

To verify the parameters you pass like the toAddress, toToken, toChain, etc., you will have to decode our contract ABI using the Ethers library and assert the parameters with our struct.

Our ABI can be downloaded from here.

Decoding can be done using the Ethers library.

For bridge transactions, we have a field named BridgeData which contains the info they need. For generic swaps, one of the primitive arguments to the function is address payable _receiver