Function: mintItem (string tokenURI, bool isUnseal, uint256 deadline, bytes validatorSig)
MethodID: 0xfcbb6cf5
[0]: 0000000000000000000000000000000000000000000000000000000000000080
[1]: 0000000000000000000000000000000000000000000000000000000000000001
[2]: 0000000000000000000000000000000000000000000000000000000003085815
[3]: 0000000000000000000000000000000000000000000000000000000000000100
[4]: 0000000000000000000000000000000000000000000000000000000000000057
[5]: 68747470733a2f2f6e66746170692d6465762e77656d6164652e67616d65732f
[6]: 6e63676c2f4d657461646174612f50633f726567696f6e49643d302661637469
[7]: 6f6e49643d343233363337373830303334313538363032000000000000000000
[8]: 0000000000000000000000000000000000000000000000000000000000000041
[9]: ac48578b8a3f1f14312831ecc57dee1e8c3eaf39ada9a84861e0828b24493a4b
[10]: 64a280d669c755163fe84064e8b98f8fa7e1b0ef72de67969eb6a014e2e8049a
[11]: 1b00000000000000000000000000000000000000000000000000000000000000