Function: mintItem (string tokenURI, bool isUnseal, uint256 deadline, bytes validatorSig)
MethodID: 0xfcbb6cf5
[0]: 0000000000000000000000000000000000000000000000000000000000000080
[1]: 0000000000000000000000000000000000000000000000000000000000000000
[2]: 0000000000000000000000000000000000000000000000000000000000000000
[3]: 00000000000000000000000000000000000000000000000000000000000000c0
[4]: 000000000000000000000000000000000000000000000000000000000000000e
[5]: 746573742e746573742e74657374000000000000000000000000000000000000
[6]: 0000000000000000000000000000000000000000000000000000000000000041
[7]: 9d685762733178e1407ad481dc18874ddcab34c8e741955e2a4d256b92906586
[8]: 259c4bac2b71804a81665a5d50a58b391f913a650b03bac19f8c34c7a0c29abd
[9]: 1b00000000000000000000000000000000000000000000000000000000000000