Music is from the video shop app. That little track is called Cosmic. There’s a ton to choose from on that app. Has some sound effects and stuff. Here’s the reference from the track. Had this written so I typed it in. Wasn’t clickable. https://icons8.com/music
You'll have to convert the playlist to apple music. I've used this site in the past, it works well! You'll need to give it a link to the Spotify playlist. It can also convert the Soundcloud and YouTube playlists to Apple Music if you wanted to add all 3.
https://www.tunemymusic.com/Spotify-to-Apple-Music.php
Let me know if you have any questions!