OrderFilled (index_topic_1address taker, index_topic_2bytes32 ccy, uint8 side, index_topic_4uint256 maturity, uint256 amount, uint256 amountInFV, uint256 feeInFV)
[topic 0]:0xf58abb58bdd84b485930c24ec5e99ec42b56c04c021af823afb6ae78aa244bcc
[topic 2]:0x5553444300000000000000000000000000000000000000000000000000000000
[topic 3]:0x0000000000000000000000000000000000000000000000000000000066f5f580
0x0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000637674900000000000000000000000000000000000000000000000000000000063f6684000000000000000000000000000000000000000000000000000000000000ccb4