Typically, this RAR file will contain audio tracks (likely high-quality MP3 or WAV formats), potentially accompanied by cover art and a text file with credits.
If you are looking for an official release, try checking platforms like Bandcamp or the artist's official social media pages to ensure you are getting the intended, high-quality version. To make sure you get the right files, could you tell me: Download File ARJA - Outer Heaven.rar
Find the file on the intended platform (e.g., SoundCloud, Bandcamp, or a direct fan-share link). Typically, this RAR file will contain audio tracks