track_from_mx(map()) :: %Mppm.Track{
  __meta__: term(),
  author: term(),
  author_id: term(),
  awards_nb: term(),
  exe_ver: term(),
  gbx_map_name: term(),
  id: term(),
  laps_nb: term(),
  mx_track_id: term(),
  name: term(),
  style: term(),
  style_id: term(),
  tags: term(),
  time_records: term(),
  updated_at: term(),
  uploaded_at: term(),
  uuid: term()
}