docs: def delete_page_property(self, page_id, page_property):
          """
          Delete the page (content) property e.g. delete key of hash
          :param page_id: content_id format
          :param page_property: key of property
          :return:
          """
          url = 'rest/api/content/{page_id}/property/{page_property}'.format(page_id=page_id,
                                                                             page_property=str(page_property))
          return self.delete(path=url)