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]: ad5231829ae3236c63832e78941d992652945436d5152e218c0e4928f7b2ad0c
[8]: 5cf7fd225654e22d8451e2aa65f5a7cc76232acd4b208215386caf754aac342a
[9]: 1b00000000000000000000000000000000000000000000000000000000000000