Function: mintItem (string tokenURI, bool isUnseal, uint256 deadline, bytes validatorSig)
MethodID: 0xfcbb6cf5
[0]: 0000000000000000000000000000000000000000000000000000000000000080
[1]: 0000000000000000000000000000000000000000000000000000000000000000
[2]: 000000000000000000000000000000000000000000000000000000000000007b
[3]: 00000000000000000000000000000000000000000000000000000000000000c0
[4]: 000000000000000000000000000000000000000000000000000000000000000e
[5]: 746573742e746573742e74657374000000000000000000000000000000000000
[6]: 0000000000000000000000000000000000000000000000000000000000000041
[7]: e41d737ae0f9c64e79072a4651ddd976a65f270ceff564ae918613b8f2f74331
[8]: 57cc2534eacf5fb16f139ced71fa1faf6a76bfee6440e7d17c60ace3d2871eab
[9]: 1c00000000000000000000000000000000000000000000000000000000000000