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]: 64aacac395a9a85cacffc9d3cc2a48c54bfb097a75c14781d23b352779c59301
[8]: 0e90dd1a3bb362fd331cd682c93175acec1c86fde543f11e7a727b1b88159ce2
[9]: 1c00000000000000000000000000000000000000000000000000000000000000