Function: mintItem (string tokenURI, bool isUnseal, uint256 deadline, bytes validatorSig)
MethodID: 0xfcbb6cf5
[0]: 0000000000000000000000000000000000000000000000000000000000000080
[1]: 0000000000000000000000000000000000000000000000000000000000000001
[2]: 000000000000000000000000000000000000000000000000000000000311e903
[3]: 0000000000000000000000000000000000000000000000000000000000000100
[4]: 0000000000000000000000000000000000000000000000000000000000000057
[5]: 68747470733a2f2f6e66746170692d6465762e77656d6164652e67616d65732f
[6]: 6e63676c2f4d657461646174612f50633f726567696f6e49643d302661637469
[7]: 6f6e49643d343236333239333436323233353730393534000000000000000000
[8]: 0000000000000000000000000000000000000000000000000000000000000041
[9]: 1fe291175c68cd477ca2af561e7ca51dc4e85d5588ec2a3610e2433cf07bcded
[10]: 00db862d055579e32e16f8e8689f08d767b4677eced2e21e25aa13048b56a082
[11]: 1c00000000000000000000000000000000000000000000000000000000000000