setSections example

$slot->getFieldConfig();

        $cmsBlock = new CmsBlockEntity();
        $cmsBlock->setUniqueIdentifier('block1');
        $cmsBlock->setSlots(new CmsSlotCollection([$slot]));

        $cmsSection = new CmsSectionEntity();
        $cmsSection->setUniqueIdentifier('section1');
        $cmsSection->setBlocks(new CmsBlockCollection([$cmsBlock]));

        $cmsPage = new CmsPageEntity();
        $cmsPage->setSections(new CmsSectionCollection([$cmsSection]));

        $product->setCmsPage($cmsPage);

        return $slot;
    }
}

$cmsSectionEntity->setId(Uuid::randomHex());

        $cmsBlockEntity = new CmsBlockEntity();
        $cmsBlockEntity->setId(Uuid::randomHex());

        $cmsSlotEntity = new CmsSlotEntity();
        $cmsSlotEntity->setId(Uuid::randomHex());
        $cmsSlotEntity->setSlot(json_encode($productEntity->getTranslated(), \JSON_THROW_ON_ERROR));

        $cmsBlockEntity->setSlots(new CmsSlotCollection([$cmsSlotEntity]));
        $cmsSectionEntity->setBlocks(new CmsBlockCollection([$cmsBlockEntity]));
        $cmsPageEntity->setSections(new CmsSectionCollection([$cmsSectionEntity]));

        return $cmsPageEntity;
    }

    /** * @return array<string, array<string, array<string, array<string, array<string, string>>>>> */
    private function getCmsSlotConfig(): array
    {
        return [
            'data' => [
                

$cmsSectionEntity->setId(Uuid::randomHex());

        $cmsBlockEntity = new CmsBlockEntity();
        $cmsBlockEntity->setId(Uuid::randomHex());

        $cmsSlotEntity = new CmsSlotEntity();
        $cmsSlotEntity->setId(Uuid::randomHex());
        $cmsSlotEntity->setSlot(json_encode($productEntity->getTranslated(), \JSON_THROW_ON_ERROR));

        $cmsBlockEntity->setSlots(new CmsSlotCollection([$cmsSlotEntity]));
        $cmsSectionEntity->setBlocks(new CmsBlockCollection([$cmsBlockEntity]));
        $cmsPageEntity->setSections(new CmsSectionCollection([$cmsSectionEntity]));

        return $cmsPageEntity;
    }
}

  protected function getConfigName() {
    return 'layout_builder_test.' . $this->getStorageType() . '.' . $this->getStorageId();
  }

  /** * {@inheritdoc} */
  public function getSections() {
    if (is_null($this->sections)) {
      $sections = $this->configFactory->get($this->getConfigName())->get('sections') ?: [];
      $this->setSections(array_map([Section::class, 'fromArray'], $sections));
    }
    return $this->sections;
  }

  /** * {@inheritdoc} */
  protected function setSections(array $sections) {
    $this->sections = array_values($sections);
    return $this;
  }

  

$field->setTranslatable(FALSE);
      $field->save();
    }
  }

  /** * {@inheritdoc} */
  public function createCopy($mode) {
    // Disable Layout Builder and remove any sections copied from the original.     return parent::createCopy($mode)
      ->setSections([])
      ->disableLayoutBuilder();
  }

  /** * {@inheritdoc} */
  protected function getDefaultRegion() {
    if ($this->hasSection(0)) {
      return $this->getSection(0)->getDefaultRegion();
    }

    

  protected function setSection($delta, Section $section) {
    $sections = $this->getSections();
    $sections[$delta] = $section;
    $this->setSections($sections);
    return $this;
  }

  /** * {@inheritdoc} */
  public function appendSection(Section $section) {
    $delta = $this->count();

    $this->setSection($delta, $section);
    return $this;
  }