{
  "description": "The battery level of the device and a report of its condition.",
  "type": "object",
  "properties": {
    "level": {
      "type": "number",
      "minimum": 0,
      "maximum": 100
    },
    "health": {
      "type": "string",
      "description": "Reported battery condition.",
      "enum": [
        "OK",
        "LOW",
        "CRITICAL"
      ]
    }
  },
  "required": [
    "level"
  ],
  "additionalProperties": false
}