Function: mintItem (string tokenURI, bool isUnseal, uint256 deadline, bytes validatorSig)
MethodID: 0xfcbb6cf5
[0]: 0000000000000000000000000000000000000000000000000000000000000080
[1]: 0000000000000000000000000000000000000000000000000000000000000001
[2]: 0000000000000000000000000000000000000000000000000000000002f72694
[3]: 00000000000000000000000000000000000000000000000000000000000000e0
[4]: 0000000000000000000000000000000000000000000000000000000000000033
[5]: 4d657461646174612f50633f726567696f6e3d6173696126616374696f6e4964
[6]: 3d34313837393833323638343530373939353300000000000000000000000000
[7]: 0000000000000000000000000000000000000000000000000000000000000041
[8]: c92a564503b77fd1d6957657dec70f95197176e3ee7f1471d99a879a04123d2a
[9]: 3e6c243849efcdf0829b0f8cd789a48fc886d0c73d828bc1a2ec2443c3005146
[10]: 1c00000000000000000000000000000000000000000000000000000000000000