mutation CreateGuidelinePageSection {
  createGuidelinePageSection(
    input: {
      pageId: "…"
    }
  ) {
    __typename
    section {
      id
      elements {
        total
        page
        limit
        hasNextPage
        items {
          __typename
          ... on GuidelinePageHeading { id }
          ... on GuidelinePageBlock { id }
          ... on BrandEssentialsColorBlock { id }
          ... on GuidelinePageBlockReference { id }
        }
      }
    }
  }
}