Function: mintItem (string tokenURI, bool isUnseal, uint256 deadline, bytes validatorSig)
MethodID: 0xfcbb6cf5
[0]: 0000000000000000000000000000000000000000000000000000000000000080
[1]: 0000000000000000000000000000000000000000000000000000000000000001
[2]: 0000000000000000000000000000000000000000000000000000000002e77ddc
[3]: 00000000000000000000000000000000000000000000000000000000000000e0
[4]: 0000000000000000000000000000000000000000000000000000000000000033
[5]: 4d657461646174612f50633f726567696f6e3d6173696126616374696f6e4964
[6]: 3d34313433383937313437313536303734343100000000000000000000000000
[7]: 0000000000000000000000000000000000000000000000000000000000000041
[8]: dc160568576342bec45174791284a8b336a78ad5c8a0162c5592634197288143
[9]: 5fc00e37392b078caa83c620400cd7ff21848ab18233603d3cf929226db22424
[10]: 1c00000000000000000000000000000000000000000000000000000000000000