Function: mintItem (string tokenURI, bool isUnseal, uint256 deadline, bytes validatorSig)
MethodID: 0xfcbb6cf5
[0]: 0000000000000000000000000000000000000000000000000000000000000080
[1]: 0000000000000000000000000000000000000000000000000000000000000001
[2]: 0000000000000000000000000000000000000000000000000000000002df42d5
[3]: 00000000000000000000000000000000000000000000000000000000000000e0
[4]: 0000000000000000000000000000000000000000000000000000000000000034
[5]: 6d6574613f726567696f6e3d6173696126747970653d706326616374696f6e49
[6]: 643d343132303733303339343139393938363130000000000000000000000000
[7]: 0000000000000000000000000000000000000000000000000000000000000041
[8]: 8547b9b6bb8940be57efb6b643d0de3c4bde3e3450a05679d7b5405fe0a619cf
[9]: 6a5cc920a3f2eee561ccee01edb3ed4d4adbe35f1aa714363ffd748f91f816f9
[10]: 1b00000000000000000000000000000000000000000000000000000000000000