{
  "version" : "1.0",
  "id" : "test::1",
  "description" : "desc",
  "languages" : {
    "en": {
      "description" : "english model",
      "document-count" : 10,
      "language" : "en",
      "document-frequencies" : {
        "usa" : 2,
        "hello": 3,
        "world": 5,
        "test": 2
      }
    }
  }
}