Fatal error: Uncaught Error: Class 'Drupal\serialization\Normalizer\NormalizerBase' not found in /var/www/html/tmp/contrib/rest_views/src/Normalizer/RenderNormalizer.php:14 Stack trace: #0 {main} thrown in /var/www/html/tmp/contrib/rest_views/src/Normalizer/RenderNormalizer.php on line 14