public static async Task <JsonResult> PostYammer(string msg, IFormFile formFile) { AuthenticationConfig config = AuthenticationConfig.ReadFromJsonFile("appsettings.json"); var httpClient = new HttpClient(); var apiCaller = new APIHelper(httpClient); var getUrl = config.YammerPostGroupMessages;// string.Format(config.YammerGetGroupMessages, config.YammerGroupID); var response = await apiCaller.CallYammerPostResultASync(getUrl, config.YammerUploadGroupID, config.YammerTocken, Display, msg, formFile); return(response); // await apiCaller.CallWebApiAndProcessResultASync($"{config.ApiUrl}v1.0/users", result.AccessToken, Display); }