Microsoft graph api Microsoft Graph API错误：向中国终结点发送请求时PopAuthenticationInvalidSignature

今天，当向中国端点发送任何图形API请求时，我们通常会得到

401 PopAuthenticatorInvalidSignature

例如，我只是在尝试创建日历事件时出现此错误

请求：

POSThttps://microsoftgraph.chinacloudapi.cn/v1.0/users/$（用户ID）/日历/$（日历ID）/事件

回应

HTTP 401
{
  "error": {
    "code": "UnknownError",
    "message": {
        "error":{
            "code":"PopAuthenticatorInvalidSignature",
            "message":"Signature is invalid for pop authenticator.",
            "innerError":{
                "oAuthEventOperationId":"827e54f9-b200-45fa-8c1c-189b9435a365",
                "oAuthEventcV":"PBW2svDe2k6osFAaG9ZAKw.1",
                "errorUrl":"https://aka.ms/autherrors#error-PopError",
                "requestId":"6432bf1a-d109-4507-908f-2a3f2e4a162d",
                "date":"2021-05-13T02:44:43"
            }
        },
        "innerError": {
            "request-id": "6432bf1a-d109-4507-908f-2a3f2e4a162d",
            "date": "2021-05-13T02:44:43"
        }
    }
  }
}

服务器端有问题吗