VideoGenerationCreateRequest

{
    "model": "doubao-seedance-2.0",
    "prompt": "一只金色猎犬在海边奔跑。",
    "content": [
        {
            "type": "text",
            "text": "延续原视频中的公路旅行场景。",
            "image_url": "http://example.com",
            "video_url": "http://example.com",
            "video": "http://example.com",
            "audio_url": "http://example.com",
            "draft_task": "string",
            "role": "reference_image"
        }
    ],
    "mode": "default",
    "image": "https://example.com/assets/first-frame.png",
    "images": [
        "https://example.com/assets/first-frame.png"
    ],
    "size": "1280x720",
    "callback_url": "https://example.com/callback/video-task",
    "return_last_frame": true,
    "service_tier": "default",
    "execution_expires_after": 3600,
    "generate_audio": false,
    "draft": false,
    "tools": [
        {
            "type": "watermark"
        }
    ],
    "safety_identifier": "user_123",
    "priority": 0,
    "resolution": "720p",
    "ratio": "16:9",
    "duration": 5,
    "frames": 24,
    "task_type": "video_extension",
    "action": "generate",
    "video_strength": 0.65,
    "extension_mode": "continue",
    "seed": 123456,
    "camera_fixed": false,
    "watermark": false,
    "seconds": "5",
    "input_reference": "https://example.com/assets/reference.png",
    "metadata": {
        "service_tier": "default",
        "priority": 0
    }
}