Function: mintItem (string tokenURI, bool isUnseal, uint256 deadline, bytes validatorSig)
MethodID: 0xfcbb6cf5
[0]: 0000000000000000000000000000000000000000000000000000000000000080
[1]: 0000000000000000000000000000000000000000000000000000000000000001
[2]: 0000000000000000000000000000000000000000000000000000000005ea8c66
[3]: 0000000000000000000000000000000000000000000000000000000000000100
[4]: 000000000000000000000000000000000000000000000000000000000000005a
[5]: 68747470733a2f2f6e66746170692d6465762e77656d6164652e67616d65732f
[6]: 6e63676c2f4d657461646174612f50633f726567696f6e49643d323031302661
[7]: 6374696f6e49643d363331343230343134383735373936363537000000000000
[8]: 0000000000000000000000000000000000000000000000000000000000000041
[9]: 8fc137b3c850d8c42447943b18f941d2cece15af393aca7b43e59cc659e0a3f3
[10]: 34df3df034925d4ccf89456111d35e12144ea64009dfc563d26b67b7fcf0979e
[11]: 1b00000000000000000000000000000000000000000000000000000000000000