GenerationRequest

{
    "model": "doubao-seedance-1-5-pro",
    "prompt": "一只可爱的小猫在阳光下玩耍",
    "duration": 5,
    "aspect_ratio": "16:9",
    "resolution": "720p",
    "audio": false,
    "image_urls": [
        "string"
    ],
    "image_with_roles": [
        {
            "url": "string",
            "role": "first_frame"
        }
    ]
}