Function: mintItem (string tokenURI, bool isUnseal, uint256 deadline, bytes validatorSig)
MethodID: 0xfcbb6cf5
[0]: 0000000000000000000000000000000000000000000000000000000000000080
[1]: 0000000000000000000000000000000000000000000000000000000000000001
[2]: 0000000000000000000000000000000000000000000000000000000003b76c31
[3]: 0000000000000000000000000000000000000000000000000000000000000100
[4]: 000000000000000000000000000000000000000000000000000000000000005a
[5]: 68747470733a2f2f6e66746170692d6465762e77656d6164652e67616d65732f
[6]: 6e63676c2f4d657461646174612f50633f726567696f6e49643d323031302661
[7]: 6374696f6e49643d343732393137343533313032373130373934000000000000
[8]: 0000000000000000000000000000000000000000000000000000000000000041
[9]: cc32279fb9366d4ff806f797d9dfe073cc04706e666b6f483a38491aab5aaba7
[10]: 3ef6c9c47de59a1c7bc0059c03411d00f2aca3e7b50ebc84d4653db65bcb8b31
[11]: 1b00000000000000000000000000000000000000000000000000000000000000