{
  "default": {
    "file_url": "https://s3.amazonaws.com/hellofax_uploads/super_groups/2016/03/18/9aba07a585d7e223b4f137c8981c5e5892893c00/merged-completed.pdf?AWSAccessKeyId=AKIAJWEWDFQHQMBECJZA&amp;Expires=1452868903&amp;Signature=M%2FNDS%2BQre8xjPvzm7fHf%2BjO8Zbc%3D",
    "expires_at": 1458605123
  }
}
