DelegatedPowerChanged (index_topic_1address user, uint256 amount, uint8 delegationbytes32)
[topic 0]:0xa0a19463ee116110c9b282012d9b65cc5522dc38a9520340cbaf3142e550127f
0x0000000000000000000000000000000000000000033b2e3c9fd0803ce80000000000000000000000000000000000000000000000000000000000000000000001