Function: mintItem (string tokenURI, bool isUnseal, uint256 deadline, bytes validatorSig)
MethodID: 0xfcbb6cf5
[0]: 0000000000000000000000000000000000000000000000000000000000000080
[1]: 0000000000000000000000000000000000000000000000000000000000000001
[2]: 0000000000000000000000000000000000000000000000000000000004ffd295
[3]: 0000000000000000000000000000000000000000000000000000000000000100
[4]: 000000000000000000000000000000000000000000000000000000000000005a
[5]: 68747470733a2f2f6e66746170692d6465762e77656d6164652e67616d65732f
[6]: 6e63676c2f4d657461646174612f50633f726567696f6e49643d323031302661
[7]: 6374696f6e49643d353635333531373235393730393439323937000000000000
[8]: 0000000000000000000000000000000000000000000000000000000000000041
[9]: 4ed3154570671406e89c94a523c0e7075100a6db6501435b541fd7678f78ccb5
[10]: 294901860f0935f204f9452cfd43632621f3279fd3db78cde45f11e4040d9210
[11]: 1c00000000000000000000000000000000000000000000000000000000000000