GeminiGenerateContentResponse

{
    "candidates": [
        {
            "content": {
                "role": "user",
                "parts": [
                    {
                        "text": "一张未来感 AI 工作台场景，冷色氛围，电影级布光",
                        "inlineData": {
                            "mimeType": "image/jpeg",
                            "data": "BASE64_IMAGE"
                        }
                    }
                ]
            },
            "finishReason": "STOP"
        }
    ],
    "usageMetadata": {
        "promptTokenCount": 123,
        "candidatesTokenCount": 456,
        "totalTokenCount": 579,
        "trafficType": "ON_DEMAND"
    },
    "modelVersion": "gemini-3-pro-image-preview",
    "createTime": "2026-05-21T00:00:00Z"
}