RewardTokenAddressesUpdated (address[] _oldAddresses, address[] _newAddresses)
[topic 0]:0x04c0b9649497d316554306e53678d5f5f5dbc3a06f97dec13ff4cfe98b986bbc
0x0000000000000000000000000000000000000000000000000000000000000040000000000000000000000000000000000000000000000000000000000000006000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002000000000000000000000000249848beca43ac405b8102ec90dd5f22ca513c06000000000000000000000000b31f66aa3c1e785363f0875a1b74e27b85fd66c7