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]: 23fddcfac7d3247daf39ca40bac0200b84eafb8cfb551cb1428b37afa30167dd
[8]: 26adb817c4281aa5c9037278b704b230911139e1211edbaf83a41d5bb5d90e5a
[9]: 1b00000000000000000000000000000000000000000000000000000000000000