Function: mintItem (string tokenURI, bool isUnseal, uint256 deadline, bytes validatorSig)
MethodID: 0xfcbb6cf5
[0]: 0000000000000000000000000000000000000000000000000000000000000080
[1]: 0000000000000000000000000000000000000000000000000000000000000001
[2]: 0000000000000000000000000000000000000000000000000000000002f834d8
[3]: 00000000000000000000000000000000000000000000000000000000000000e0
[4]: 000000000000000000000000000000000000000000000000000000000000003b
[5]: 4d657461646174612f50633f726567696f6e3d736f757468616d657269636126
[6]: 616374696f6e49643d3431383932343337313235313533353531330000000000
[7]: 0000000000000000000000000000000000000000000000000000000000000041
[8]: 7db0cd8fecf6871181bc3541d382b73cddcb45850e070edfbbaf807ab2d44fb6
[9]: 2327e78fd8ef3de94988ff3faa8eb9c69d1c53993a5d39715b8f3a2b0ade6e5b
[10]: 1c00000000000000000000000000000000000000000000000000000000000000