{
  "model": "doubao-seedance-2-0-mini-260615",
  "content": [
    {
      "type": "text",
      "text": "保持同一只橙色纸偶狐狸与舞台，全身固定镜头。狐狸缓慢向画面右侧迈一步，再回到原位，蓝绿色短披风自然扫动，始终保留蓝绿色披风不换衣服。双脚依次落地，只有一条尾巴。红幕、背景圆月、镜头不动，无文字。"
    },
    {
      "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
}