SubmitVideoTaskRequest

{
    "model": "wan3.0-video",
    "input": {
        "prompt": "string",
        "media": [
            {
                "type": "first_frame",
                "url": "string"
            }
        ]
    },
    "parameters": {
        "resolution": "1080P",
        "ratio": "adaptive",
        "duration": 5,
        "prompt_extend": true,
        "watermark": false,
        "audio": true,
        "seed": -1
    }
}