Withdrawal (index_topic_1address who, uint256 amount)
[topic 0]:0x7fcf532c15f0a6db0bd6d0e038bea71d30d808c7d98cb3bf7268a95bf5081b65
0x000000000000000000000000028b7e172a050c6ed54f6e8d8a37bb7ee72f69a60000000000000000000000000000000000000000000000001c1a3ec5662a8000