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]: 1cb54cb09440037cb4b50cebcdf6a524d9ffbc052369ff89fe52cc64dbd7ddff
[8]: 424d30d26aec93b728732ea14d3372b69a8d487b7982879679161fb8a32c53c0
[9]: 1b00000000000000000000000000000000000000000000000000000000000000