我尝试根据以下步骤在Cloud Endpoint后面部署Google Cloud Functions: https://cloud.google.com/endpoints/docs/openapi/get-started-cloud-functions 我完全按照描述的步骤操作,并将API key身份验证添加到OpenAPI规范中。 当我使用API键调用端点时,我得到以下错误:INTERNAL:Calling Google Service Control API failed with: 403 and body: \bMPermission 'servicemanagement.