export-model

$ littlesnitch export-model --help
usage: littlesnitch export-model [-h] [<output file>]
  -h, --help
        Print a short help and exit.

This command does the same thing as the user interface action Little Snitch > File > Create Backup…. If no output file is specified, the backup data (JSON representation) is written to standard output.

See section Backup and restore for more information about backups.