public SharePointService GetSharePointService(APIUserAuthenticator auth)
 {
     // APIUserAuthenticator auth = getapiAuth();
     return(new SharePointService(auth));
 }
        public APIUserAuthenticator getapiAuth()
        {
            APIUserAuthenticator auth = new APIUserAuthenticator("client_credentials", "c14c4618-f753-4693-bcd4-f236ad6d6dd3@9684067a-6190-4cbc-8a17-476c83670507", "cGO5UZrfAePpUjJnaayPoM+c+exzPK95AXCofn/iM0E=", "00000003-0000-0ff1-ce00-000000000000/docufan.sharepoint.com@9684067a-6190-4cbc-8a17-476c83670507", "https://accounts.accesscontrol.windows.net/9684067a-6190-4cbc-8a17-476c83670507/tokens/OAuth/2");

            return(auth);
        }