voice chat GET list

gistfile1.json

{
  "data": [
    {
      "id": 143,
      "spotId": 31,
      "creationTime": 1430841036176,
      "npcAvatar": "http://res.cloudinary.com/zlvc/image/upload/c_scale,h_150,r_max,c_thumb,g_face,w_150/npcs/reguu82abmldxsjvcbw6.png",
      "npcName": "Chris",
      "npcRole": "Tourist",
      "modificationTime": 1430843920885,
      "status": "finished",
      "userId": 218,
      "tutorId": 210,
      "layerConversationId": "layer:///conversations/236f9298-bcb1-4f91-9df6-568723396cc2",
      "feedback": {
        "skills": [
          {
            "name": "completion",
            "value": 100
          },
          {
            "name": "complexity",
            "value": 90
          },
          {
            "name": "fluency",
            "value": 100
          }
        ],
        "text": "you are the best student in the world",
        "voiceChatRating": 100
      }
    }
  ],
  "paging": {},
  "summary": {
    "total": 1
  }
}