docs: private String respondPagsGroupJson(
              HttpServletResponse response,
              IPersonAttributesGroupDefinition pagsGroup,
              IPerson person,
              int status) {
          if (pagsGroup == null) {
              response.setStatus(HttpServletResponse.SC_NOT_FOUND);
              return "{ 'error': 'Not Found' }";
          }
          try {
              response.setStatus(status);
              return objectMapper.writeValueAsString(pagsGroup);
          } catch (Exception e) {
              response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
              return "{ 'error': '" + e.toString() + "' }";
          }
      }