code: @GET
      @Path("/{key}")
      @Produces(MediaType.APPLICATION_JSON)
      @RequiresPermissions(I18nPermissions.TRANSLATION_READ)
      public TranslationRepresentation getTranslation(@PathParam("key") String key) {
          TranslationRepresentation translation = translationFinder.findTranslation(locale, key);
          if (translation == null) {
              throw new NotFoundException("No translation for key: " + key + " and locale: " + locale);
          }
          return translation;
      }
docs: Returns a translation for specified key and locale.
  
  @param key key name
  @return status code 200 with a translation or 404 if not found