{
  "directive": {
    "header": {
      "namespace": "Alexa.SceneController",
      "name": "Activate",
      "messageId": "Unique version 4 UUID",
      "correlationToken": "Opaque correlation token",
      "payloadVersion": "3"
    },
    "endpoint": {
      "scope": {
        "type": "BearerToken",
        "token": "OAuth2.0 bearer token"
      },
      "endpointId": "endpoint id"
    },
    "payload": {}
  }
}