https://community.home-assistant.io/t/volume-down-multiple-times-in-one-service-call/197669/5
VolDown:
cat << 'EOF' >voldown100.yaml 100voldown: sequence: repeat: count: 100 sequence: - service: media_player.volume_down entity_id: media_player.freesoftwareservers EOF
VolUp:
cat << 'EOF' >volup.yaml volup: sequence: repeat: count: '{{ count }}' sequence: - service: media_player.volume_up entity_id: media_player.freesoftwareservers EOF