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]: 51e8a4b34f50e2f84f3807b21cde9b491af1a9bb6f59d56a3c1525c12ad4ebd8
[8]: 2ce82f6c1fa4dac07eecb17e282712d2543fea5c9a6f8b6b7a9195194e5a6f17
[9]: 1b00000000000000000000000000000000000000000000000000000000000000