BlockContentEntityChangedConstraint.php

<?php

namespace Drupal\block_content\Plugin\Validation\Constraint;

use Drupal\Core\Entity\Plugin\Validation\Constraint\EntityChangedConstraint;
use Drupal\Core\StringTranslation\TranslatableMarkup;
use Drupal\Core\Validation\Attribute\Constraint;

/**
 * Validation constraint for the block content entity changed timestamp.
 */
class BlockContentEntityChangedConstraint extends EntityChangedConstraint {

}