Staked (index_topic_1address borrower, uint256 amount, uint256 timestamp)
[topic 0]:0x1449c6dd7851abc30abf37f57715f492010519147cc2652fbc38202c18a6ee90
[topic 2]:0x00000000000000000000000000000000000000000000000000000000676db62b
0x000000000000000000000000000000000000000000002b9036436e215e280000