Function: mintItem (string tokenURI, bool isUnseal, uint256 deadline, bytes validatorSig)
MethodID: 0xfcbb6cf5
[0]: 0000000000000000000000000000000000000000000000000000000000000080
[1]: 0000000000000000000000000000000000000000000000000000000000000000
[2]: 000000000000000000000000000000000000000000000000000000000000007b
[3]: 00000000000000000000000000000000000000000000000000000000000000c0
[4]: 000000000000000000000000000000000000000000000000000000000000000e
[5]: 746573742e746573742e74657374000000000000000000000000000000000000
[6]: 0000000000000000000000000000000000000000000000000000000000000041
[7]: ba6143ff19b280b456519d9c6b7de1ff54e51629cd1fd0d49d1a04ddada50fb5
[8]: 32126d234f8f8c0f1006a59603bb76393a982c44824f99495cd7c340b38c65bc
[9]: 1c00000000000000000000000000000000000000000000000000000000000000