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]: 1dcd50f63162071d35ab75918d4af6b9882a2eea65c7cd08eca645bb4a5c331b
[8]: 008eed40c5972caec0f0e89a5cb6adb1915019d9662f6b0102246aac04b6766c
[9]: 1b00000000000000000000000000000000000000000000000000000000000000