WethUSDPoolChange (address _address, bool _isWETHToken0, uint8 _usdDecimals)
[topic 0]:0x10e6a379d12c209d558815459d599ade7bcc91d5270a7dfca948da52aef7df34
0x0000000000000000000000008bfdd4689dc4669bd818c0551a510301f091103c00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000012