{
  "$id": "https://schemas.ruter.no/adt/ota/api/v2.1/driver-interaction/operational-message-to-driver.json",
  "$schema": "http://json-schema.org/draft-07/schema#",
  "title": "OperationalMessageToDriver",
  "type": "object",
  "required": [
    "heading",
    "body",
    "senderRef",
    "atDateTime"
  ],
  "description": "Operational message to driver",
  "additionalProperties": true,
  "properties": {
    "heading": {
      "$id": "#/properties/heading",
      "type": "string",
      "description": ""
    },
    "body": {
      "$id": "#/properties/body",
      "type": "string",
      "description": ""
    },
    "senderRef": {
      "$id": "#/properties/senderRef",
      "type": "string",
      "description": ""
    },
    "atDateTime": {
      "$id": "#/properties/atDateTime",
      "type": "string",
      "description": "ISO 8601"
    }
  }
}