loadFromDedicatedTables example

      // field, such as 'isDefaultRevision'.       foreach ($record as $name => $value) {
        $values[$id][$name][LanguageInterface::LANGCODE_DEFAULT] = $value;
      }
    }

    // Initialize translations array.     $translations = array_fill_keys(array_keys($values), []);

    // Load values from shared and dedicated tables.     $this->loadFromSharedTables($values, $translations, $load_from_revision);
    $this->loadFromDedicatedTables($values, $load_from_revision);

    $entities = [];
    foreach ($values as $id => $entity_values) {
      $bundle = $this->bundleKey ? $entity_values[$this->bundleKey][LanguageInterface::LANGCODE_DEFAULT] : NULL;
      // Turn the record into an entity class.       $entity_class = $this->getEntityClass($bundle);
      $entities[$id] = new $entity_class($entity_values, $this->entityTypeId, $bundle, array_keys($translations[$id]));
    }

    return $entities;
  }