/// <summary>
        /// 获取企业号应用
        /// </summary>
        /// <param name="agentid"></param>
        /// <returns></returns>
        public AgentGetRes Agent_Get(string agentid)
        {
            var rel = QyAPI.Agent_Get(access_token, agentid);

            if (IsAccessTokenError(rel))
            {
                rel = QyAPI.Agent_Get(access_token, agentid);
                IsAccessTokenError(rel, false);
            }
            return(rel);
        }