Function: mintItem (string tokenURI, bool isUnseal, uint256 deadline, bytes validatorSig)
MethodID: 0xfcbb6cf5
[0]: 0000000000000000000000000000000000000000000000000000000000000080
[1]: 0000000000000000000000000000000000000000000000000000000000000001
[2]: 000000000000000000000000000000000000000000000000000000000516746d
[3]: 0000000000000000000000000000000000000000000000000000000000000100
[4]: 000000000000000000000000000000000000000000000000000000000000005a
[5]: 68747470733a2f2f6e66746170692d6465762e77656d6164652e67616d65732f
[6]: 6e63676c2f4d657461646174612f50633f726567696f6e49643d323031302661
[7]: 6374696f6e49643d353731373232303535373638303136303439000000000000
[8]: 0000000000000000000000000000000000000000000000000000000000000041
[9]: 6aad9ebae36e2fb93a017697edba9de991af586187cf243078d50f3efac1404b
[10]: 34d878993682e86471a2f74fbe3e4234dce29206aac2caaaa31d6da90fd9ef42
[11]: 1c00000000000000000000000000000000000000000000000000000000000000