流式上传文件

{
    "code": 200,
    "message": "success",
    "data": {
        "task": {
            "id": "sdH2LbjyWRk",
            "name": "upload animated_zoom.gif to [/data](/alist)",
            "state": 0,
            "status": "uploading",
            "progress": 0,
            "error": ""
        }
    }
}