Edit sdc_display.module

Closes #3462243

sdc_display.module

@@ -305,6 +305,13 @@ function sdc_display_entity_view_alter(array &$build, EntityInterface $entity, E
     $entity,
   );
   $entity_type = $entity->getEntityTypeId();
+
+  // Add basic variables.
+  $prop_values['id'] = $entity->id();
+  $prop_values['entity_type'] = $entity_type;
+  $prop_values['bundle'] = $entity->bundle();
+  $prop_values['url'] = $entity->toUrl();
+
   $build = [
     '#cache' => $build['#cache'],
     '#entity_type' => $entity_type,