TokenWithdraw (index_topic_1address userAddress, uint256 timesOfStake, uint256 tokenAmount)
[topic 0]:0xa50d41d074ce94f4240b13344e911203e7a2169e7f09812a0d70a882e7c633c7
0x00000000000000000000000000000000000000000000000aa4a5ad3b248000000000000000000000000000000000000000000000000000000000000000000001