Gemini31FlashImageChatCompletionRequest

{
    "model": "gemini-3.1-flash-image-preview",
    "messages": [
        {
            "role": "user",
            "content": "string"
        }
    ],
    "stream": false,
    "image_config": {
        "aspect_ratio": "1:1",
        "image_size": "512"
    },
    "temperature": 0,
    "top_p": 0,
    "top_k": 1
}