MintingAgentChanged (address addr, bool state)
[topic 0]:0x4b0adf6c802794c7dde28a08a4e07131abcff3bf9603cd71f14f90bec7865efa
0x0000000000000000000000001f7cd8fb0a51bf77ab395824f37604f9e8125f060000000000000000000000000000000000000000000000000000000000000001