Function: mintItem (string tokenURI, bool isUnseal, uint256 deadline, bytes validatorSig)
MethodID: 0xfcbb6cf5
[0]: 0000000000000000000000000000000000000000000000000000000000000080
[1]: 0000000000000000000000000000000000000000000000000000000000000000
[2]: 000000000000000000000000000000000000000000000000000000000000007b
[3]: 00000000000000000000000000000000000000000000000000000000000000c0
[4]: 000000000000000000000000000000000000000000000000000000000000000e
[5]: 746573742e746573742e74657374000000000000000000000000000000000000
[6]: 0000000000000000000000000000000000000000000000000000000000000041
[7]: 1c2dda0f2020e17eb2503ebe0cf9e96556da1a7af65200810f3c98b805c4e095
[8]: 169687333e6f4311aba4dc38330cb61216d39af0f1723bca6bcdad7f3ff14814
[9]: 1b00000000000000000000000000000000000000000000000000000000000000