UserStake (index_topic_1address addr, uint256 timestamp, uint256 rawAmount, uint256 duration)
[topic 0]:0x445b6299c386d845a282565eba224a183ae1062133e1b062b35d93f855fd59bd
0x00000000000000000000000000000000000000000000000000000000676aea1b0000000000000000000000000000000000000000000000000000000137cc6e480000000000000000000000000000000000000000000000000000000112e5c7df