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]: 8bf721300b75e194e2721cbc32bfeee9ecf0a8362106cff617c0beb0f2a50adc
[8]: 393f25db0cc1d4aa7b65e1d2c6f302ab238653940731db32a769a7eb911f1a93
[9]: 1b00000000000000000000000000000000000000000000000000000000000000