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]: d50b5ad60c63dcf86537e3dbf9c0111a1c304044abf28d9ac5c7716dc3c2b091
[8]: 768258d092746f575655a1e3ad625b850496310f1021e5b7a3fb4ddd920a5b2c
[9]: 1b00000000000000000000000000000000000000000000000000000000000000