CompletionResponse

{
    "id": "string",
    "created": "2019-08-24T14:15:22.123Z",
    "choices": [
        {
            "message": {
                "role": {
                    "label": "string"
                },
                "content": "string"
            },
            "index": 0,
            "finishReason": "string"
        }
    ],
    "usage": {
        "completionTokens": 0,
        "promptTokens": 0,
        "totalTokens": 0
    }
}