code: private function getTranslation($snippet)
      {
          /**
           * @var Shopware_Components_Snippet_Manager $snippetManager
           */
          $snippetManager = $this->container->get('snippets');
          $namespace = 'backend/plentyconnector/main';
  
          return $snippetManager->getNamespace($namespace)->get($snippet);
      }
docs: @param string $snippet
  
  @return string