… I guess what you meant was something like the jukebox suggested in this thread - Home Assistant Tags
A hell of a lot easier to have all songs in one automation compared to my setup with +150 individual automations 
This simple setup works for me!
alias: Den kæmpestore sangbog
description: ''
variables:
media_players:
d50e848dfc8d5380ca41ca2b61a22013: media_player.nanna
b02dd2642e1e9964e288cb180c1a0ed6: media_player.peter
tags:
beastieboyssabotage:
media_content_id: spotify:track:0Puj4YlTm6xNzDDADXHMI9
media_content_type: music
adelehello:
media_content_id: spotify:track:1Yk0cQdMLx5RzzFTYwmuld
media_content_type: music
trigger:
- platform: event
event_type: tag_scanned
condition:
- condition: template
value_template: '{{ trigger.event.data.tag_id in tags }}'
- condition: template
value_template: '{{ trigger.event.data.device_id in media_players }}'
action:
- variables:
media_player_entity_id: '{{ media_players[trigger.event.data.device_id] }}'
media_content_id: '{{ tags[trigger.event.data.tag_id].media_content_id }}'
media_content_type: '{{ tags[trigger.event.data.tag_id].media_content_type }}'
- service: media_player.play_media
data:
entity_id: '{{ media_player_entity_id }}'
media_content_id: '{{ media_content_id }}'
media_content_type: '{{ media_content_type }}'
mode: single