docs: @RequestMapping(value = "api/edit/enable/custom", method = RequestMethod.POST)
      public
      @ResponseBody
      String enableCustomResponse(Model model, String custom, int path_id,
                                  @RequestParam(defaultValue = Constants.PROFILE_CLIENT_DEFAULT_ID) String clientUUID) throws Exception {
          if (custom.equals("undefined"))
              return null;
          editService.enableCustomResponse(custom, path_id, clientUUID);
          return null;
      }