Function: mintItem (string tokenURI, bool isUnseal, uint256 deadline, bytes validatorSig)
MethodID: 0xfcbb6cf5
[0]: 0000000000000000000000000000000000000000000000000000000000000080
[1]: 0000000000000000000000000000000000000000000000000000000000000001
[2]: 0000000000000000000000000000000000000000000000000000000002edc039
[3]: 00000000000000000000000000000000000000000000000000000000000000e0
[4]: 0000000000000000000000000000000000000000000000000000000000000033
[5]: 4d657461646174612f50633f726567696f6e3d6173696126616374696f6e4964
[6]: 3d34313631353135313032393831333238383100000000000000000000000000
[7]: 0000000000000000000000000000000000000000000000000000000000000041
[8]: ca29f559bd330a1a793c0e9fa2cb8d3c0a476af9a6c5520d71900d5e7dd21402
[9]: 5cb7194d430c01282ede041317ab63791e4ffbe43b8fac3c7ad4362520d14714
[10]: 1b00000000000000000000000000000000000000000000000000000000000000