<Envelope  xmlns="http://www.w3.org/2003/05/soap-envelope" xmlns:a="http://www.w3.org/2005/08/addressing" xmlns:u="http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-wssecurity-utility-1.0.xsd">
    <Header>
        <a:Action mustUnderstand="1" >http://www.microsoft.com/SoftwareDistribution/Server/ClientWebService/GetCookie</a:Action>
        <a:To mustUnderstand="1">https://fe3cr.delivery.mp.microsoft.com/ClientWebService/client.asmx</a:To>
        <Security mustUnderstand="1" xmlns="http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-wssecurity-secext-1.0.xsd">
            <WindowsUpdateTicketsToken xmlns="http://schemas.microsoft.com/msus/2014/10/WindowsUpdateAuthorization" u:id="ClientMSA">
                <!-- <TicketType Name="MSA" Version="1.0" Policy="MBI_SSL"><User/></TicketType> -->
            </WindowsUpdateTicketsToken>
        </Security>
    </Header>
    <Body></Body>
</Envelope>