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]: b857b16cf696e6a352c14208cf5465e5fbcad4942b8745794b5e2e21e2a9de70
[8]: 5e6b95ef22e65a51c7c33912910a99effdc34a0a3b17248e662e73f38d4baa02
[9]: 1b00000000000000000000000000000000000000000000000000000000000000
