WithdrawalRequested (index_topic_1address user, uint256 amount)
[topic 0]:0xe670e4e82118d22a1f9ee18920455ebc958bae26a90a05d31d3378788b1b0e44
0x0000000000000000000000004845f81870a99ccb655f7123f7b207794f5e0abb000000000000000000000000000000000000000000000000016d83608908c41e