Function: mintItem (string tokenURI, bool isUnseal, uint256 deadline, bytes validatorSig)
MethodID: 0xfcbb6cf5
[0]: 0000000000000000000000000000000000000000000000000000000000000080
[1]: 0000000000000000000000000000000000000000000000000000000000000001
[2]: 0000000000000000000000000000000000000000000000000000000002e8ca4d
[3]: 00000000000000000000000000000000000000000000000000000000000000e0
[4]: 0000000000000000000000000000000000000000000000000000000000000033
[5]: 4d657461646174612f50633f726567696f6e3d6173696126616374696f6e4964
[6]: 3d34313437353532333739353935313033373700000000000000000000000000
[7]: 0000000000000000000000000000000000000000000000000000000000000041
[8]: b639f02563b8dcc596ce2be9e209621930272f9e3cb6a219f91a39c15ec2d468
[9]: 11e8ffccf936b5cf027bec61879e1b5a09c208c33bc93f80b58095d2bad8ec90
[10]: 1c00000000000000000000000000000000000000000000000000000000000000