Function: mintItem (string tokenURI, bool isUnseal, uint256 deadline, bytes validatorSig)
MethodID: 0xfcbb6cf5
[0]: 0000000000000000000000000000000000000000000000000000000000000080
[1]: 0000000000000000000000000000000000000000000000000000000000000001
[2]: 00000000000000000000000000000000000000000000000000000000047d77cc
[3]: 0000000000000000000000000000000000000000000000000000000000000100
[4]: 000000000000000000000000000000000000000000000000000000000000005a
[5]: 68747470733a2f2f6e66746170692d6465762e77656d6164652e67616d65732f
[6]: 6e63676c2f4d657461646174612f50633f726567696f6e49643d323031302661
[7]: 6374696f6e49643d353238363630353837343637373033343733000000000000
[8]: 0000000000000000000000000000000000000000000000000000000000000041
[9]: c786634c5444a57b92367c853cf7e262648361ea31afb3816e7493309ea6eb90
[10]: 3b78048596360f38a576103a3d9c66f0b88b7abdee98f79cc61d117297a47c74
[11]: 1b00000000000000000000000000000000000000000000000000000000000000