Play an mp3 though Google Home without initialization sound

Configuration
1

I have an automation that plays an mp3 through my Google Home.
The automation works but, only after the Home plays an initialization sound first

How can I get only the mp3 file to play straight away?

alias: Chirp
description: ''
trigger:
  - platform: state
    entity_id: binary_sensor.office_window_2
    to: 'on'
condition: []
action:
  - service: media_player.play_media
    target:
      device_id:
        - 4be3840ec57aa1a49af4b56537a5f530
    data:
      media_content_id: 'http://192.168.1.35:8123/local/chirp.mp3'
      media_content_type: music
mode: single