html5 notify

- alias: toggle_rf_switch_1
  hide_entity: true
  initial_state: "on"
  trigger:
    - platform: state
      entity_id: binary_sensor.rf_switch_1
      from: 'off'
      to: 'on'
  action:
    - service: notify.html5
      data:
        target: Anthon OnePlus 3
        title: Det ringer på døren.
        message: Gå ud og åben.
        data:
          priority: high
          image: "/local/images/test_image_1.png"