Function: mintItem (string tokenURI, bool isUnseal, uint256 deadline, bytes validatorSig)
MethodID: 0xfcbb6cf5
[0]: 0000000000000000000000000000000000000000000000000000000000000080
[1]: 0000000000000000000000000000000000000000000000000000000000000001
[2]: 0000000000000000000000000000000000000000000000000000000005ffa0fc
[3]: 0000000000000000000000000000000000000000000000000000000000000100
[4]: 000000000000000000000000000000000000000000000000000000000000005a
[5]: 68747470733a2f2f6e66746170692d6465762e77656d6164652e67616d65732f
[6]: 6e63676c2f4d657461646174612f50633f726567696f6e49643d323031302661
[7]: 6374696f6e49643d363337333533393536383331333937303432000000000000
[8]: 0000000000000000000000000000000000000000000000000000000000000041
[9]: 78d020900fde205a1c9cb1b73523bba84537c0e8501521da4e1cffd94a10b42d
[10]: 4aa9f8029917152e8bf2ac8505f0f9d3b417c5e108e505c737a75131814a2695
[11]: 1b00000000000000000000000000000000000000000000000000000000000000