SwapBackResult (uint256 amountIn, uint256 amountOut)
[topic 0]:0x877973055cc76aebb6c1702046758fb56e804bca4a8bf998824b99ed02bbbafd
0x0000000000000000000000000000000000000000005075733a04df19dd1679a800000000000000000000000000000000000000000000000003684e9f2ac87baa