name: Title of the music track.

album: Name of the album on which the track appears.

artist: Name of the artist who performed the track.

release_date: Date the album was first released.

length: Track length in milliseconds.

popularity: Popularity of a track (based on total number of streams and frequency of most recent plays).

artist_pop: Popularity of an artist (based on artist's overall track popularity scores).

artist_genres: List of genres associated with an artist.