Function: mintItem (string tokenURI, bool isUnseal, uint256 deadline, bytes validatorSig)
MethodID: 0xfcbb6cf5
[0]: 0000000000000000000000000000000000000000000000000000000000000080
[1]: 0000000000000000000000000000000000000000000000000000000000000001
[2]: 00000000000000000000000000000000000000000000000000000000047be47f
[3]: 0000000000000000000000000000000000000000000000000000000000000100
[4]: 000000000000000000000000000000000000000000000000000000000000005a
[5]: 68747470733a2f2f6e66746170692d6465762e77656d6164652e67616d65732f
[6]: 6e63676c2f4d657461646174612f50633f726567696f6e49643d323031302661
[7]: 6374696f6e49643d353238323137313535383736363139343431000000000000
[8]: 0000000000000000000000000000000000000000000000000000000000000041
[9]: 05a00d243c646e000697a384f5fe6b7118a8372047d15936ee7cb66924bc3126
[10]: 38e8f3f5b782ca097129c20138facfe313301a6370edc2ef1dc166de5ec6981a
[11]: 1c00000000000000000000000000000000000000000000000000000000000000