def to_cf
      cf = { 'Value' => Serializer.dump(value) }
      cf['Description'] = description if description
      cf['Export'] = { 'Name' => export_name } if export_name
      cf
    end
def to_cf
      cf = { 'Value' => Serializer.dump(value) }
      cf['Description'] = description if description
      cf['Export'] = { 'Name' => export_name } if export_name
      cf
    end
CFN stack syntax