What kind of features(e.g., subtitles, resolution, or the name of the movie/show it contains).
To help you identify what is inside or what "features" it might have, could you clarify:
If you have the file on your device, you can check its technical features (like audio tracks or resolution) using a tool like or MediaInfo .
(e.g., a specific Telegram channel or website).
Because these strings are typically for a single uploaded file rather than a standard movie title or public media asset, there is no widely documented "feature" or metadata associated with it in public databases.