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]: af8b03f2a1be8b4244ccf12d1034be75a96f29d3bb3e593e343653e18e5948a3
[8]: 3fef6b3b97673e2f8f26468291a78888e85b429853bc17a6bd8a0646f6621f01
[9]: 1b00000000000000000000000000000000000000000000000000000000000000