Function: mintItem (string tokenURI, bool isUnseal, uint256 deadline, bytes validatorSig)
MethodID: 0xfcbb6cf5
[0]: 0000000000000000000000000000000000000000000000000000000000000080
[1]: 0000000000000000000000000000000000000000000000000000000000000001
[2]: 0000000000000000000000000000000000000000000000000000000002f7433c
[3]: 00000000000000000000000000000000000000000000000000000000000000e0
[4]: 000000000000000000000000000000000000000000000000000000000000003b
[5]: 4d657461646174612f50633f726567696f6e3d736f757468616d657269636126
[6]: 616374696f6e49643d3431383635383732333633343531393730350000000000
[7]: 0000000000000000000000000000000000000000000000000000000000000041
[8]: b797d39deec770fce3c512536fa141937a04729a4ab8006179348fc4008a85d9
[9]: 45f7f3305acb37b93a5df8a3d45318b34bfc64b105e6058a6a24c1f44fc5fdd9
[10]: 1b00000000000000000000000000000000000000000000000000000000000000