生成图像

{
    "contents": [
        {
            "parts": [
                {
                    "text": "兔子在赛跑"
                },
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                }
            ]
        }
    ],
    "generationConfig": {
        "responseModalities": [
            "IMAGE",
            "TEXT"
        ],
        "imageConfig": {
            "aspectRatio": "16:9"
        }
    }
}