{
  "data": {
    "type": "resource_translations_async_downloads",
    "attributes": {
      "callback_url": null,
      "content_encoding": "text",
      "file_type": "default",
      "pseudo": false,
      "mode": "default"
    },
    "relationships": {
      "language": {
        "data": {
          "type": "languages",
          "id": "l:fr"
        }
      },
      "resource": {
        "data": {
          "type": "resources",
          "id": "o:mycompany:p:my-app:r:messages"
        }
      }
    }
  }
}