SeedanceMetadata

{
    "resolution": "720p",
    "ratio": "16:9",
    "content": [
        {
            "type": "image_url",
            "image_url": {
                "url": "string"
            },
            "video_url": {
                "url": "string"
            },
            "audio_url": {
                "url": "string"
            },
            "role": "reference_image",
            "property1": "string",
            "property2": "string"
        }
    ],
    "callback_url": "http://example.com",
    "return_last_frame": true,
    "service_tier": "default",
    "execution_expires_after": 3600,
    "generate_audio": true,
    "draft": true,
    "tools": [
        {
            "type": "web_search",
            "property1": "string",
            "property2": "string"
        }
    ],
    "safety_identifier": "string",
    "priority": 0,
    "frames": 29,
    "seed": -1,
    "camera_fixed": true,
    "watermark": true,
    "property1": "string",
    "property2": "string"
}