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]: 4099c111e2aad61fe1e4e0db426d004df7284c8337efae736f0cf506b4146b92
[8]: 35d8bd78b7aae7f65a50da7ffe355738a6e122fd7d643ae265ccb778e4c709e2
[9]: 1c00000000000000000000000000000000000000000000000000000000000000