Function: mintItem (string tokenURI, bool isUnseal, uint256 deadline, bytes validatorSig)
MethodID: 0xfcbb6cf5
[0]: 0000000000000000000000000000000000000000000000000000000000000080
[1]: 0000000000000000000000000000000000000000000000000000000000000001
[2]: 0000000000000000000000000000000000000000000000000000000003f83fb6
[3]: 0000000000000000000000000000000000000000000000000000000000000100
[4]: 000000000000000000000000000000000000000000000000000000000000005a
[5]: 68747470733a2f2f6e66746170692d6465762e77656d6164652e67616d65732f
[6]: 6e63676c2f4d657461646174612f50633f726567696f6e49643d323031302661
[7]: 6374696f6e49643d343931313633313738353736353132313737000000000000
[8]: 0000000000000000000000000000000000000000000000000000000000000041
[9]: 663bbefa2b4334625b14376a3fe004ae719d2c904628a82c08fd7a1db82dabbb
[10]: 027ec7e6a442b14d890b456016f09a23578c2dcdd726e0a6b937ca5cdbfa2f28
[11]: 1c00000000000000000000000000000000000000000000000000000000000000