AmpUpdateStarted (uint256 startValue, uint256 endValue, uint256 startTime, uint256 endTime)
[topic 0]:0x1835882ee7a34ac194f717a35e09bb1d24c82a3b9d854ab6c9749525b714cdf2
0x0000000000000000000000000000000000000000000000000000000000030d400000000000000000000000000000000000000000000000000000000000030d400000000000000000000000000000000000000000000000000000000061b953080000000000000000000000000000000000000000000000000000000061b95308