code: public static CmsUUID entityIdToUuid(String entityId) {
  
          if (entityId.startsWith(ENTITY_ID_PREFIX)) {
              entityId = entityId.substring(entityId.lastIndexOf("/") + 1);
          }
          return new CmsUUID(entityId);
      }
docs: Returns the UUID according to the given entity id.<p>
  
  @param entityId the entity id
  
  @return the entity id