@Override
  public String processPostDelete(Map<String, Object> requestParams) {
    String token = (String) requestParams.get("token");
    User user = new User();
    try {
      user.setEmail((String) requestParams.get("email"));
      user.setPassword((String) requestParams.get("password"));
      ticketService.delete(token, user);

      JsonObject responseJson = new JsonObject();
      responseJson.addProperty("success", true);
      responseJson.addProperty("token", token);
      return responseJson.toString();
    } catch (ServiceException e) {
      LOGGER.warn(e.getMessage());
      return createErrorJSONResponse(e.getMessage());
    } catch (DaoException e) {
      LOGGER.error(e.getMessage(), e);
      return createErrorJSONResponse(e.getMessage());
    }
  }