问java调用视频创建开始任务报错:AuthFailure.InvalidAuthorization？

{"Response":{"Error":{"Code":"AuthFailure.InvalidAuthorization","Message":"The request `Authorization` header does not conform to tencentcloud standards: Authorization header does not find Credential field."},"RequestId":"cba50040-e5df-47f0-a17c-367b0f5ea2a7"}}

调用接口报以下错误，有人知道是怎么回事吗？