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]: c5fadaeebf54a4251c9f12d28b808b011e6613294d7c0912ee684298114b76f5
[8]: 7048a619e5fb3a085a610326842b20dac2d6de68d2026f51434172cc6add92a9
[9]: 1b00000000000000000000000000000000000000000000000000000000000000