http://qctest.herokuapp.com/api/v1/voicechats/student?limit=100&offset=0

gistfile1.json

{
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            "status": "requested",
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            "npcName": "Ravi",
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            "modificationTime": 1429773879349,
            "feedback": {
                "skills": []
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            "npcName": "Nicki",
            "npcRole": "Barista",
            "modificationTime": 1429772198402,
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            "npcName": "Chris",
            "npcRole": "Tourist",
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            "npcName": "Mei",
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