问获取视频接口总是提示4100错误？

获取视频接口总是提示4100错误 {"codeDesc":"AuthFailure","message":"身份认证失败，参数错误","code":4100}

url 是这个

https://vod.api.qcloud.com/v2/index.php?Action=GetVideoInfo&Nonce=272985525&Region=gz&SecretId=AKIDXptiHf66C2dy4ofXZP0iANM6aonssKel&Signature=cgmwIsosl%2FJ%2BRQT0Zc%2FrXKshZ3U%3D&Timestamp=1563851035&fileId=5285890791551075862&infoFilter.0=metaData

不知道错在哪里