Function: mintItem (string tokenURI, bool isUnseal, uint256 deadline, bytes validatorSig)
MethodID: 0xfcbb6cf5
[0]: 0000000000000000000000000000000000000000000000000000000000000080
[1]: 0000000000000000000000000000000000000000000000000000000000000000
[2]: 00000000000000000000000000000000000000000000000000000000030af9a1
[3]: 00000000000000000000000000000000000000000000000000000000000000c0
[4]: 0000000000000000000000000000000000000000000000000000000000000014
[5]: 68747470733a2f2f7878782e7979792e7a7a7a2f000000000000000000000000
[6]: 0000000000000000000000000000000000000000000000000000000000000041
[7]: 53e28af03d861a4e92da82041ca12e9a2b8f350633bcfae18035019b12742ee9
[8]: 56156e468a6f7fccc0d579eb75f6245318e6f8f4c766f20e3dda7d7c855a1794
[9]: 1b00000000000000000000000000000000000000000000000000000000000000