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]: 30bda20055aabe4d1bbd4983691f9aff4ce89f6a153f7d8e07eb4db1bf7a2f10
[8]: 56496fc71eb591227378ecc47e586837cd266e6fa018cc8d69c054f9f06cf589
[9]: 1b00000000000000000000000000000000000000000000000000000000000000