Function: mintItem (string tokenURI, bool isUnseal, uint256 deadline, bytes validatorSig)
MethodID: 0xfcbb6cf5
[0]: 0000000000000000000000000000000000000000000000000000000000000080
[1]: 0000000000000000000000000000000000000000000000000000000000000001
[2]: 0000000000000000000000000000000000000000000000000000000004ec5964
[3]: 0000000000000000000000000000000000000000000000000000000000000100
[4]: 000000000000000000000000000000000000000000000000000000000000005a
[5]: 68747470733a2f2f6e66746170692d6465762e77656d6164652e67616d65732f
[6]: 6e63676c2f4d657461646174612f50633f726567696f6e49643d323031302661
[7]: 6374696f6e49643d353539383730353133353938363934353737000000000000
[8]: 0000000000000000000000000000000000000000000000000000000000000041
[9]: 82d886f23887538207d60772e6540a6697513032acc5530f9b23fa7ee268f0ee
[10]: 494c6a830c1551f7d430ec01f3699969e69e18f43a17608704717c237e63c117
[11]: 1b00000000000000000000000000000000000000000000000000000000000000