saveInlineBlockComponent example

if ($sections = $this->getEntitySections($entity)) {
      if ($this->originalEntityUsesDefaultStorage($entity)) {
        // This is a new override from a default and the blocks need to be         // duplicated.         $duplicate_blocks = TRUE;
      }
      // Since multiple parent entity revisions may reference common block       // revisions, when a block is modified, it must always result in the       // creation of a new block revision.       $new_revision = $entity instanceof RevisionableInterface;
      foreach ($this->getInlineBlockComponents($sections) as $component) {
        $this->saveInlineBlockComponent($entity, $component, $new_revision, $duplicate_blocks);
      }
    }
    $this->removeUnusedForEntityOnSave($entity);
  }

  /** * Gets a block ID for an inline block plugin. * * @param \Drupal\layout_builder\Plugin\Block\InlineBlock $block_plugin * The inline block plugin. * * @return int * The block content ID or null none available. */