{
  "model": "grok-imagine-image-2.0",
  "prompt": "保留参考图的主体布局，将背景改为浅蓝色，增加柔和光线。",
  "images": [
    {
      "image_url": "https://yyds.seqnode.com/api-docs/parameter-test-fixtures/1.png"
    }
  ],
  "aspect_ratio": "1:1",
  "resolution": "1k",
  "quality": "low",
  "n": 1,
  "response_format": "b64_json"
}