{
  "gender": [
    {
      "synonyms": [], 
      "name": "Female"
    }, 
    {
      "synonyms": [], 
      "name": "Male"
    }, 
    {
      "synonyms": [], 
      "name": "Not Known"
    }, 
    {
      "synonyms": [], 
      "name": "Not Specified"
    }
  ]
}