SwapUnderwritten (index_topic_1bytes32 identifier, index_topic_2address underwriter, uint96 expiry, address targetVault, address toAsset, uint256 U, address toAccount, uint256 outAmount)
[topic 0]:0xb2b54dbcb6f6e94446d5dc07448faa5aff2a1fa2ef8280125cbc19a9b9514c43
[topic 1]:0x677daeeccee056f0a2bba98e3dd02072017510a861d6d98fe29a031a23ee99f4
0x0000000000000000000000000000000000000000000000000000000000ba8c5c000000000000000000000000bd529ff730dae029fa85b38d98d6046721215fa40000000000000000000000001bdd24840e119dc2602dcc587dd182812427a5cc0000000000000000000000000000000000000000000000000000d2df9bb732af0000000000000000000000000000009586123fbaae1929b0768feb8bdbb0145d0000000000000000000000000000000000000000000000000121dc9d444b534c