Function: mintItem (string tokenURI, bool isUnseal, uint256 deadline, bytes validatorSig)
MethodID: 0xfcbb6cf5
[0]: 0000000000000000000000000000000000000000000000000000000000000080
[1]: 0000000000000000000000000000000000000000000000000000000000000001
[2]: 0000000000000000000000000000000000000000000000000000000005b8a586
[3]: 0000000000000000000000000000000000000000000000000000000000000100
[4]: 000000000000000000000000000000000000000000000000000000000000005a
[5]: 68747470733a2f2f6e66746170692d6465762e77656d6164652e67616d65732f
[6]: 6e63676c2f4d657461646174612f50633f726567696f6e49643d323031302661
[7]: 6374696f6e49643d363137333734343535353533303636313631000000000000
[8]: 0000000000000000000000000000000000000000000000000000000000000041
[9]: 23cdfe918cb3f7097910976a7d6d895d52e127b2ecf8672545eb31f699eba8d0
[10]: 0fa2334cfa9e6bb9f6ed23193ebc4863f016d7ce403ea17562bced66a950aa53
[11]: 1c00000000000000000000000000000000000000000000000000000000000000