[
  {
    "model": "fixtures_regress.person",
    "fields": {
      "name": "J.R.R. Tolkien"
    }
  },
  {
    "model": "fixtures_regress.naturalkeywithfkdependency",
    "fields": {
      "name": "The Lord of the Rings",
      "author": ["J.R.R. Tolkien"]
    }
  }
]