docs: protected boolean isStoreValid() {
          boolean result = false;
          String requestURI = this.request.getUri();
          this.storeName = parseStoreName(requestURI);
          if(storeName != null) {
              result = true;
          } else {
              logger.error("Error when validating request. Missing store name.");
              RestErrorHandler.writeErrorResponse(this.messageEvent,
                                                  HttpResponseStatus.BAD_REQUEST,
                                                  "Missing store name. Critical error.");
          }
          return result;
      }