Function: mintItem (string tokenURI, bool isUnseal, uint256 deadline, bytes validatorSig)
MethodID: 0xfcbb6cf5
[0]: 0000000000000000000000000000000000000000000000000000000000000080
[1]: 0000000000000000000000000000000000000000000000000000000000000001
[2]: 00000000000000000000000000000000000000000000000000000000031b21a7
[3]: 0000000000000000000000000000000000000000000000000000000000000100
[4]: 000000000000000000000000000000000000000000000000000000000000005a
[5]: 68747470733a2f2f6e66746170692d6465762e77656d6164652e67616d65732f
[6]: 6e63676c2f4d657461646174612f50633f726567696f6e49643d323031302661
[7]: 6374696f6e49643d343238393234383732303331353336333037000000000000
[8]: 0000000000000000000000000000000000000000000000000000000000000041
[9]: 5eb950455d1f6410086648ae2fdf229dec7f7406bef57838931043faf722e7e8
[10]: 57fc6c17d5616e0d5f98e4d340495ad6578253947bddf929d4a1a108c33dc5e6
[11]: 1b00000000000000000000000000000000000000000000000000000000000000