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]: d8b210658f522c9248b3fb52f4cc1c5bfa528064948fa2ed6604894865f913d6
[8]: 57fffbf49dd11897650ec0daf1c47b847fcbca678ac86150988eeb1e1c526862
[9]: 1c00000000000000000000000000000000000000000000000000000000000000