query BrandGuidelinesContentSearchContent {
  brand(id: "…") {
    guidelines(limit: 25, page: 1) {
      items {
        contentSearch(
          input: {
            searchTerm: "…"
          }
        ) {
          items {
            content {
              ... on GuidelinePageHeading {
                __typename
                id
                modifiedAt
                title
                url
              }
            }
          }
        }
      }
    }
  }
}