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]: 3b2f303c00fe67ac81f8fca2cc0489b02db82d43b81115c3802a7ddfbc3873c9
[8]: 7aa0de99b6730f3f4b6207d8abf9d5b8102b433b57afa1885b655cc02a2169a7
[9]: 1b00000000000000000000000000000000000000000000000000000000000000