### configuration.yaml
# Spotify -- https://www.home-assistant.io/integrations/spotify/
media_player:
  - platform: spotify
    client_id: YOUR_CLIENT_ID
    client_secret: YOUR_CLIENT_SECRET

# google home -- I use NabuCasa -- https://www.home-assistant.io/integrations/google_assistant/
<N/A> Auto discovered in Home Assistant creates a media_player.xxx entity

# deconz - https://www.home-assistant.io/integrations/deconz/
Via configuration - integrations

### automations.yaml

- id: "spotify_xmas"
  alias: Xmas Spotify button
  trigger:
  - event_data:
      event: 5002
      id: tradfri_remote_control
    event_type: deconz_event
    platform: event
  condition:
    condition: template
    value_template: '{{ now().month == 12 and now().day == 1 }}' ## Only allowed during december ;)
  action:
  - data:
      entity_id: media_player.google_home_kitchen
      media_content_id: spotify:user:spotify:playlist:37i9dQZF1DWSddkUxEhrBdF ### (example, replace with own hash from spotify)
      media_content_type: playlist
    service: media_player.play_media
  initial_state: true