Function: mintItem (string tokenURI, bool isUnseal, uint256 deadline, bytes validatorSig)
MethodID: 0xfcbb6cf5
[0]: 0000000000000000000000000000000000000000000000000000000000000080
[1]: 0000000000000000000000000000000000000000000000000000000000000001
[2]: 0000000000000000000000000000000000000000000000000000000004ed6afc
[3]: 0000000000000000000000000000000000000000000000000000000000000100
[4]: 000000000000000000000000000000000000000000000000000000000000005a
[5]: 68747470733a2f2f6e66746170692d6465762e77656d6164652e67616d65732f
[6]: 6e63676c2f4d657461646174612f50633f726567696f6e49643d323031302661
[7]: 6374696f6e49643d353630313731333332393336383630383531000000000000
[8]: 0000000000000000000000000000000000000000000000000000000000000041
[9]: 7d888cd4a794fe731943b4d075aef5a3a89c0dc266d1f3221a971ad4e1136388
[10]: 5074aafa52a29f6ebe146d9c0790763654514e116ca1b37022c1b9d97070d856
[11]: 1c00000000000000000000000000000000000000000000000000000000000000