{
  "topic": "_",
  "title": "Your friend has arrived!",
  "message": "A familiar person has been recognized waiting on your front door",
  "actions": [
    {
        "action": "view",
        "label": "Video Stream",
        "url": "https://example.com"
    },
    {
        "action": "http",
        "label": "Play \"I'm coming!\" sound",
        "url": "https://example.com"
    },
    {
        "action": "view",
        "label": "Door Controls",
        "url": "https://example.com"
    }
  ],
  "tags": ["smiley", "door"]
}