def METHOD_NAME(self):
    """Add an episodes subtitles to blacklist"""
    args = self.post_request_parser.parse_args()
    sonarr_series_id = args.get('seriesid')
    sonarr_episode_id = args.get('episodeid')
    provider = args.get('provider')
    subs_id = args.get('subs_id')
    language = args.get('language')
    episodeInfo = TableEpisodes.select(TableEpisodes.path)\
        .where(TableEpisodes.sonarrEpisodeId == sonarr_episode_id)\
        .dicts()\
        .get_or_none()
    if not episodeInfo:
        return 'Episode not found', 404
    media_path = episodeInfo['path']
    subtitles_path = args.get('subtitles_path')
    blacklist_log(sonarr_series_id=sonarr_series_id,
                  sonarr_episode_id=sonarr_episode_id,
                  provider=provider,
                  subs_id=subs_id,
                  language=language)
    delete_subtitles(media_type='series',
                     language=language,
                     forced=False,
                     hi=False,
                     media_path=path_mappings.path_replace(media_path),
                     subtitles_path=subtitles_path,
                     sonarr_series_id=sonarr_series_id,
                     sonarr_episode_id=sonarr_episode_id)
    episode_download_subtitles(sonarr_episode_id)
    event_stream(type='episode-history')
    return '', 200