Function: mintItem (string tokenURI, bool isUnseal, uint256 deadline, bytes validatorSig)
MethodID: 0xfcbb6cf5
[0]: 0000000000000000000000000000000000000000000000000000000000000080
[1]: 0000000000000000000000000000000000000000000000000000000000000000
[2]: 0000000000000000000000000000000000000000000000000000000000000000
[3]: 00000000000000000000000000000000000000000000000000000000000000c0
[4]: 000000000000000000000000000000000000000000000000000000000000000e
[5]: 746573742e746573742e74657374000000000000000000000000000000000000
[6]: 0000000000000000000000000000000000000000000000000000000000000041
[7]: b9429b9d3d338715cdb642e0773c4a8ae2ca6a5c22784b6676b347eb84e06380
[8]: 607ee383391b53862ce38baef97d16be61c7d24215c7125fc1d2242f4dd31f3c
[9]: 1b00000000000000000000000000000000000000000000000000000000000000