foo.json

[
  {
    "id": 10,
    "version": "2",
    "created_at": "2017-04-28T15:45:53.697771Z",
    "call": 12,
    "call_result": "COMPLETED",
    "activity_progress": "COMPLETED",
    "reflection": "dzdfdszf",
    "mood": "HAPPY",
    "objective_achieved": "1",
    "rating": "2",
    "call_quality": "OK"
  },
  {
    "id": 11,
    "version": "1",
    "mentor": 2,
    "call": 12,
    "call_start_time": "2017-04-28T15:30:20.276988Z",
    "reflection": "dzdfdszf",
    "mentee_state": "",
    "objective_achieved": true,
    "activity_helpful": "",
    "call_quality": "OK",
    "call_activity": null
  }
]