docs: public List<Session> getSessionsByAccount(String account) {
          String url = WxEndpoint.get("url.care.session.list.byaccount");
          String response = wxClient.get(String.format(url, account));
          logger.debug("list care sessions by care account :{}", response);
          SessionList sessionList = JsonMapper.defaultMapper().fromJson(response, SessionList.class);
          return sessionList.getSessions();
      }