Function: mintItem (string tokenURI, bool isUnseal, uint256 deadline, bytes validatorSig)
MethodID: 0xfcbb6cf5
[0]: 0000000000000000000000000000000000000000000000000000000000000080
[1]: 0000000000000000000000000000000000000000000000000000000000000001
[2]: 0000000000000000000000000000000000000000000000000000000002ef37d3
[3]: 00000000000000000000000000000000000000000000000000000000000000e0
[4]: 0000000000000000000000000000000000000000000000000000000000000035
[5]: 4d657461646174612f50633f726567696f6e3d6575726f706526616374696f6e
[6]: 49643d3431363437313731333030313533353336390000000000000000000000
[7]: 0000000000000000000000000000000000000000000000000000000000000041
[8]: be59f4d471489646870596a9e04c5bc8428fde5de9fd12ccf03130ac8fd7de0f
[9]: 125e73b6d6d3202e0dc70ff2952448f84641019484f6c6b5432d53654e0356d6
[10]: 1c00000000000000000000000000000000000000000000000000000000000000