Function: mintItem (string tokenURI, bool isUnseal, uint256 deadline, bytes validatorSig)
MethodID: 0xfcbb6cf5
[0]: 0000000000000000000000000000000000000000000000000000000000000080
[1]: 0000000000000000000000000000000000000000000000000000000000000001
[2]: 0000000000000000000000000000000000000000000000000000000002ec5c8f
[3]: 00000000000000000000000000000000000000000000000000000000000000e0
[4]: 0000000000000000000000000000000000000000000000000000000000000033
[5]: 4d657461646174612f50633f726567696f6e3d6173696126616374696f6e4964
[6]: 3d34313537363034353738323032373530383900000000000000000000000000
[7]: 0000000000000000000000000000000000000000000000000000000000000041
[8]: 95bd78b2b6f99e1985d85f20c9686d27f3ca18ad10315bf624339a326c8ddf08
[9]: 0a43836485dc5b8e9be55a540b9fd807bdda6209c010f5ce77f2bb497645b465
[10]: 1c00000000000000000000000000000000000000000000000000000000000000