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]: b0270f6c2aeaf2b45b312c0a16fdea28a2d9e13f569ef48276e4284ec62179c7
[8]: 284f02a1cb0109784836b1b392480e6c0ac19e2755ecfb3993dafd5f604b5785
[9]: 1b00000000000000000000000000000000000000000000000000000000000000