extend type RootMutation {
  """
  **BETA** Creates a new `GuidelinePageHeading`. Requires `basic:write` scope to be accessible and `Project` permission level `EDIT`.
  """
  createGuidelinePageHeading(
    """**BETA** `CreateGuidelinePageHeading` input argument."""
    input: CreateGuidelinePageHeadingInput!
  ): CreateGuidelinePageHeading
}