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]: 87d304cea11d5492bcae8c3b6636cafebd23424df34d67df55f7a8c6aa082f55
[8]: 1ffab633d1ae1850da296f6a4a70565e0931536dc0a660073412e950fd847878
[9]: 1b00000000000000000000000000000000000000000000000000000000000000