<ns0:Envelope xmlns:ns0="http://schemas.xmlsoap.org/soap/envelope/"
              xmlns:ns1="urn:liberty:paos:2003-08"
              xmlns:ns2="urn:oasis:names:tc:SAML:2.0:profiles:SSO:ecp"
              xmlns:ns3="urn:oasis:names:tc:SAML:2.0:protocol"
              xmlns:ns4="urn:oasis:names:tc:SAML:2.0:assertion">
    <ns0:Header>
        <ns1:Request responseConsumerURL="https://sp.example.org/PAOSConsumer"
                     service="urn:oasis:names:tc:SAML:2.0:profiles:SSO:ecp"
                     ns0:actor="http://schemas.xmlsoap.org/soap/actor/next"
                     ns0:mustUnderstand="1"/>
        <ns2:Request ProviderName="Example Service Provider"
                     ns0:actor="http://schemas.xmlsoap.org/soap/actor/next"
                     ns0:mustUnderstand="1">
            <ns3:IDPList>
                <ns3:IDPEntry Loc="https://idp.example.org/saml2/sso"
                              Name="Example identity provider"
                              ProviderID="https://idp.example.org/entity"/>
            </ns3:IDPList>
            <ns4:Issuer>https://sp.example.org/entity</ns4:Issuer>
        </ns2:Request>
        <ns2:RelayState ns0:actor="http://schemas.xmlsoap.org/soap/actor/next"
                        ns0:mustUnderstand="1">ABCDEFGHI01234567
        </ns2:RelayState>
    </ns0:Header>
    <ns0:Body>
        <ns3:AuthnRequest/>
    </ns0:Body>
</ns0:Envelope>