Function: mintItem (string tokenURI, bool isUnseal, uint256 deadline, bytes validatorSig)
MethodID: 0xfcbb6cf5
[0]: 0000000000000000000000000000000000000000000000000000000000000080
[1]: 0000000000000000000000000000000000000000000000000000000000000000
[2]: 0000000000000000000000000000000000000000000000000000000000000000
[3]: 00000000000000000000000000000000000000000000000000000000000000c0
[4]: 000000000000000000000000000000000000000000000000000000000000000e
[5]: 746573742e746573742e74657374000000000000000000000000000000000000
[6]: 0000000000000000000000000000000000000000000000000000000000000041
[7]: bc77305a402ee79465dccbae22c8ce53c489807e5316e15390695b252628094d
[8]: 4fbf28df63b67c16fc50ea0660c5edcc0a7cb26e08ad2389de73537a2b7e6890
[9]: 1b00000000000000000000000000000000000000000000000000000000000000