UintChanged (string key, uint256 value)
[topic 0]:0x6f9b8d4014adf282c415fabf2e21564a4b5e12d207a5d78bdb3b27fa6eb26941
0x00000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000002000000000000000000000000000000000000000000000000000000000000000a53414c455f434f554e5400000000000000000000000000000000000000000000