mintEvent (address _user, uint256 _type, uint256 _qty)
[topic 0]:0x9670c8b300c38cd3db8d3f9429dd902e67f418c4dd193e2497f06d20efc79560
0x000000000000000000000000a33c4879877fddc8b7eec3496928e1c4d974b070000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000000000000db