Function: mintItem (string tokenURI, bool isUnseal, uint256 deadline, bytes validatorSig)
MethodID: 0xfcbb6cf5
[0]: 0000000000000000000000000000000000000000000000000000000000000080
[1]: 0000000000000000000000000000000000000000000000000000000000000001
[2]: 0000000000000000000000000000000000000000000000000000000004b21deb
[3]: 0000000000000000000000000000000000000000000000000000000000000100
[4]: 000000000000000000000000000000000000000000000000000000000000005a
[5]: 68747470733a2f2f6e66746170692d6465762e77656d6164652e67616d65732f
[6]: 6e63676c2f4d657461646174612f50633f726567696f6e49643d323031302661
[7]: 6374696f6e49643d353433343739373538363737343736353239000000000000
[8]: 0000000000000000000000000000000000000000000000000000000000000041
[9]: 13165eded06ee4b506e35f05d8554e3b821717c53f7032ed12438c972c2cb6f6
[10]: 4a29afdd0681f567eca27b71dffe10fe6801c21ccb695b7aae459487c5f74be9
[11]: 1b00000000000000000000000000000000000000000000000000000000000000