Function: mintItem (string tokenURI, bool isUnseal, uint256 deadline, bytes validatorSig)
MethodID: 0xfcbb6cf5
[0]: 0000000000000000000000000000000000000000000000000000000000000080
[1]: 0000000000000000000000000000000000000000000000000000000000000001
[2]: 0000000000000000000000000000000000000000000000000000000002fa2002
[3]: 0000000000000000000000000000000000000000000000000000000000000100
[4]: 0000000000000000000000000000000000000000000000000000000000000059
[5]: 68747470733a2f2f6e66746170692d6465762e77656d6164652e67616d65732f
[6]: 6e63676c2f4d657461646174612f50633f726567696f6e3d6b6f726561266163
[7]: 74696f6e49643d34313936333434383832363136373239383100000000000000
[8]: 0000000000000000000000000000000000000000000000000000000000000041
[9]: b40eb204be11235a0ffaafb8712bf5cf36fa31b7f2be1211891a75c6fff80947
[10]: 0f2fc52174c2dcd02110617115356a2a5226ff47226d0e287cd930c4ca64605a
[11]: 1c00000000000000000000000000000000000000000000000000000000000000