Spotcast to Alexa show device trouble

I have been racking my brain with this for awhile now trying to get my Spotify Intergration / Spotcast > Alexa Show to stream through home assistant.
with the below code but nothing.

alias: Play My Playlist on Spotify (NFC)
description: ''
trigger:
  - platform: event
    event_type: playlist
condition: []
action:
  - service: spotcast.start
    data:
      entity_id: media_player.lj_office
      start_volume: 40
      category: >-
        https://open.spotify.com/playlist/3CdMouXuQUCtKLyhtQ6mX8?si=b8ff09b3528c4d5e
mode: single