Function: mintItem (string tokenURI, bool isUnseal, uint256 deadline, bytes validatorSig)
MethodID: 0xfcbb6cf5
[0]: 0000000000000000000000000000000000000000000000000000000000000080
[1]: 0000000000000000000000000000000000000000000000000000000000000001
[2]: 0000000000000000000000000000000000000000000000000000000002f893e0
[3]: 00000000000000000000000000000000000000000000000000000000000000e0
[4]: 0000000000000000000000000000000000000000000000000000000000000033
[5]: 4d657461646174612f50633f726567696f6e3d6173696126616374696f6e4964
[6]: 3d34313931393839343030303136373536323500000000000000000000000000
[7]: 0000000000000000000000000000000000000000000000000000000000000041
[8]: f8eed167abac705eafa3ac3eb4bbee8eb08c6c59aa61500c3868cbadde868612
[9]: 282b2b2cf10ff3a4290675312eacaecaea82f31bbeacf3a7c1742d7a3aebd03a
[10]: 1b00000000000000000000000000000000000000000000000000000000000000
