docs: public ResponseWrapper setGroupShield(GroupShieldPayload payload, String username)
              throws APIConnectionException, APIRequestException {
          Preconditions.checkArgument(null != payload, "GroupShieldPayload should not be null");
          StringUtils.checkUsername(username);
          return _httpClient.sendPost(_baseUrl + userPath + "/" + username + "/groupsShield", payload.toString());
      }