Usage: gdal mdim <SUBCOMMAND> [OPTIONS]
where <SUBCOMMAND> is one of:
  - convert: Convert a multidimensional dataset.
  - info:    Return information on a multidimensional dataset.
Common Options:
  -h, --help              Display help message and exit
  --json-usage            Display usage as JSON document and exit
  --config <KEY>=<VALUE>  Configuration option [may be repeated]
Options:
  --drivers               Display multidimensional driver list as JSON document