{
  "cursor" : {
    "firstBatch" : [
      {
        "_id": 1,
        "ssn": {
          "$binary": "AWFhYWFhYWFhYWFhYWFhYWECRTOW9yZzNDn5dGwuqsrJQNLtgMEKaujhs9aRWRp+7Yo3JK8N8jC8P0Xjll6C1CwLsE/iP5wjOMhVv1KMMyOCSCrHorXRsb2IKPtzl2lKTqQ=",
          "$type": "06"
        }
      }
    ],
    "id" : 0,
    "ns" : "test.test"
  },
  "ok" : 1
}