MultimodalImageGenerationRequest

{
    "contents": [
        {
            "text": "string",
            "image": {
                "url": "http://example.com",
                "data": "string",
                "mime_type": "image/png"
            },
            "mask": {
                "url": "http://example.com",
                "data": "string",
                "mime_type": "string"
            }
        }
    ],
    "model": "imaginepro/nano-banana",
    "parameters": {
        "num_images": 1,
        "width": 0,
        "height": 0,
        "aspect_ratio": "16:9",
        "quality": "standard",
        "seed": 0,
        "steps": 0,
        "guidance_scale": 0,
        "negative_prompt": "string",
        "strength": 0,
        "response_format": "url"
    },
    "webhook_url": "http://example.com"
}