MintingAgentChanged (address addr, bool state)
[topic 0]:0x4b0adf6c802794c7dde28a08a4e07131abcff3bf9603cd71f14f90bec7865efa
0x000000000000000000000000fd6514bfb4dacb5a60221806ae19bae4b29014fd0000000000000000000000000000000000000000000000000000000000000001