DoubaoMetadata

{
    "model": "string",
    "callback_url": "string",
    "return_last_frame": true,
    "service_tier": "string",
    "execution_expires_after": 0,
    "generate_audio": true,
    "draft": true,
    "resolution": "string",
    "ratio": "string",
    "duration": 0,
    "frames": 0,
    "seed": 0,
    "camera_fixed": true,
    "watermark": true,
    "content": [
        {
            "type": "text",
            "text": "string",
            "image_url": {
                "url": "https://YOUR_MEDIA_HOST/reference.mp4"
            },
            "audio_url": {
                "url": "https://YOUR_MEDIA_HOST/reference.mp4"
            },
            "video_url": {
                "url": "https://YOUR_MEDIA_HOST/reference.mp4"
            },
            "role": "string"
        }
    ],
    "tools": [
        {
            "type": "string"
        }
    ],
    "video": "https://YOUR_MEDIA_HOST/reference.mp4",
    "video_url": "https://YOUR_MEDIA_HOST/reference.mp4"
}