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]: efdefeebfe53be8920b895233e481d7d8895ea4119e08dfdc1c599310f6af9d0
[8]: 67d3ef27dabd526517f67d62fa9892f63ca080df0985c57485e3c39e4ce01426
[9]: 1c00000000000000000000000000000000000000000000000000000000000000