Function: mintItem (string tokenURI, bool isUnseal, uint256 deadline, bytes validatorSig)
MethodID: 0xfcbb6cf5
[0]: 0000000000000000000000000000000000000000000000000000000000000080
[1]: 0000000000000000000000000000000000000000000000000000000000000000
[2]: 000000000000000000000000000000000000000000000000000000000000007b
[3]: 00000000000000000000000000000000000000000000000000000000000000c0
[4]: 000000000000000000000000000000000000000000000000000000000000000e
[5]: 746573742e746573742e74657374000000000000000000000000000000000000
[6]: 0000000000000000000000000000000000000000000000000000000000000041
[7]: 64ef73c32f3d85d017d9ace66e650bf950f1fc7a3de9b6847d0b06c1aeaf8d05
[8]: 5419d61eb6965bf8caa57e45a6b99af596e71e35a26467208e10dbbf34ccc0b1
[9]: 1c00000000000000000000000000000000000000000000000000000000000000