<xs:element name="Version" type="versionType" default="2" minOccurs="0" xmlns:xs="http://www.w3.org/2001/XMLSchema">
  <xs:annotation>
    <xs:documentation>
      <p xmlns="http://Hps.Exchange.PosGateway">Indicates 3DS version used for authentication.</p>
      <p xmlns="http://Hps.Exchange.PosGateway">Valid values include:</p>
      <ul xmlns="http://Hps.Exchange.PosGateway">
        <li> 1 = 3DS 1.x (no longer supported)</li>
        <li> 2 = 3DS 2.2 </li>
        <li> 3 = 3DS 2.3 (Future Use)</li>
        <li> 4 = 3DS 2.4 (Future Use)</li>
        <li> 5 = 3DS 2.5 (Future Use)</li>
        <li> 6 = 3DS 2.6 (Future Use)</li>
        <li> 7 = 3DS 2.7 (Future Use)</li>
        <li> 8 = 3DS 2.8 (Future Use)</li>
        <li> 9 = 3DS 2.9 (Future Use)</li>
      </ul>
    </xs:documentation>
  </xs:annotation>
</xs:element>