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]: a056f3e8d2a29a4d8e6a68f799cc22ee0ec998271a151bb1fc1092cb60afe850
[8]: 15dc27c1f34523f31d137fadffce23781568a870fde1452450d3312366882150
[9]: 1c00000000000000000000000000000000000000000000000000000000000000