Set the page (content) property e.g. add hash parameters
        :param page_id: content_id format
        :param data: data should be as json data
        :return:

def set_page_property(self, page_id, data):
        """
        Set the page (content) property e.g. add hash parameters
        :param page_id: content_id format
        :param data: data should be as json data
        :return:
        """
        url = 'rest/api/content/{page_id}/property'.format(page_id=page_id)
        json_data = data
        return self.post(path=url, data=json_data)