{
  "model": "doubao-seedance-2-0-mini-260615",
  "content": [
    {
      "type": "text",
      "text": "一只蓝釉陶瓷杯的产品电影镜头。固定机位的宽景，保留杯子在环境中较小的比例，浅木色桌面，左侧窗光，深焦感觉，能看清环境，镜头不动，不生成文字、商标、第二只杯子。构图沿用首帧主体身份。这是提示词镜头方案，不模拟软件界面。"
    },
    {
      "type": "image_url",
      "image_url": {
        "url": "<image_url input; see input-provenance.json>"
      },
      "role": "first_frame"
    }
  ],
  "duration": 4,
  "resolution": "720p",
  "ratio": "16:9",
  "generate_audio": false
}