NewCollateralFactor (address cToken, uint256 oldCollateralFactorMantissa, uint256 newCollateralFactorMantissa)
[topic 0]:0x70483e6592cd5182d45ac970e05bc62cdcc90e9d8ef2c2dbe686cf383bcd7fc5
0x000000000000000000000000b7cfb8ae67e20059021a0d20fc30311a6c67c7340000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000096fd865af440000