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]: 47bb48fb8df82b917fafb49ac32de0b44b24d1d39f9d12fec8d2fafe78099df2
[8]: 7a37beeec70890273654083ceb7bcc5c008cee99aaed52856294f5900ad25a6c
[9]: 1c00000000000000000000000000000000000000000000000000000000000000