{
       "fields": [
              {"name": "pkey", "data-type": "string", "searchable": "false"},
              {"name": "entityType", "data-type": "string", "searchable": "false"},
              {"name": "latitude", "data-type": "string", "searchable": "false"},
              {"name": "longitude", "data-type": "string", "searchable": "false"},
              {"name": "selfLink", "data-type": "string", "searchable": "false"}
       ]
}