{
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    {
      "realm": "isbn",
      "id": "9780111222333"
    }
  ],
  "data": {
    "title": "Two Heads are Better Than One",
    "contributors": [
      {
        "classification": [
          {
            "realm": "contributor_id",
            "id": "17265885bf08fc5617c3d22951b4a36c8502f4c4"
          }
        ],
        "names": {
          "display": "Zaphod Beeblebrox",
          "sort": "Beeblebrox, Zaphod"
        },
        "role": "Author",
        "biography": "Zaphod is just some guy, you know?"
      }
    ],
    "subjects": [
      {
        "type": "BISAC",
        "code": "FIC050000"
      }
    ]
  },
  "source": {
    "delivered_at": "2014-06-23T12:03:14.23Z",
    "uri": "azure://path.to/a/folder/and/a/file.xml",
    "role": "publisher_ftp",
    "username": "randomhouse_uk"
  }
}
{
  "classification": [
    {
      "realm": "isbn",
      "id": "9780111222333"
    }
  ],
  "data": {
    "title": "Two Heads are Better Than One",
    "contributors": [
      {
        "classification": [
          {
            "realm": "contributor_id",
            "id": "17265885bf08fc5617c3d22951b4a36c8502f4c4"
          },
          {
            "realm": "role",
            "id": "Author"
          }
        ],
        "names": {
          "display": "Zaphod Beeblebrox",
          "sort": "Beeblebrox, Zaphod"
        },
        "role": "Author",
        "biography": "Zaphod is just some guy, you know?"
      }
    ],
    "subjects": [
      {
        "type": "BISAC",
        "code": "FIC050000"
      }
    ]
  },
  "source": {
    "delivered_at": "2014-06-23T12:03:14.23Z",
    "uri": "azure://path.to/a/folder/and/a/file.xml",
    "role": "publisher_ftp",
    "username": "randomhouse_uk"
  }
}
Add role to classification of contributors
Add role to classification of contributors
