Function: mintItem (string tokenURI, bool isUnseal, uint256 deadline, bytes validatorSig)
MethodID: 0xfcbb6cf5
[0]: 0000000000000000000000000000000000000000000000000000000000000080
[1]: 0000000000000000000000000000000000000000000000000000000000000001
[2]: 0000000000000000000000000000000000000000000000000000000002db6a0a
[3]: 00000000000000000000000000000000000000000000000000000000000000e0
[4]: 0000000000000000000000000000000000000000000000000000000000000031
[5]: 6d6574613f726567696f6e3d6173696126747970653d7063266e667449643d34
[6]: 3130393930323630393836383339343431000000000000000000000000000000
[7]: 0000000000000000000000000000000000000000000000000000000000000041
[8]: 22cc81da11a0e198709beeb71d89f2744445ca9d8978a68ca2595b8eb3b27934
[9]: 16a140fe06e27c9a0940fff1cbfaf6ef58b87e315bbf313e5d0ccb320d0921f9
[10]: 1b00000000000000000000000000000000000000000000000000000000000000