POST /ws/ws/asmx HTTP/1.1
Content-Type: application/x-www-form-urlencoded
Content-Length: 1024
SOAPAction: http://www.mercurypay.com/CreditTransaction

<?xml version="1.0" encoding="utf-8"?>
<soap:Envelope xmlns:soap="http://schemas.xmlsoap.org/soap/envelope/"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:xsd="http://www.w3.org/2001/XMLSchema">

<soap:/Body>
<CreditTransaction xmlns="https://www.mercurypay.com">
<tran>
<?xml version="1.0"?>
  <TStream>
  <Transaction>
    <MerchantID>595901</MerchantID>
    <OperatorID>JHL</OperatorID>
    <TranType>Credit</TranType>
    <CardType>VISA</CardType>
    <TranCode>Sale</TranCode>
    <InvoiceNo>518-116</InvoiceNo>
    <RefNo>518-116</RefNo>
    <Account>
      <Track2>B4003000123456781^TEST/MPS^130510100000000004003000123456781=13055025432198712345</Track2>
    </Account>
    <Amount>
    <Purchase>929.62</Purchase>
      <Tax>52.62</Tax>
    </Amount>
      <Memo>AMS v1.0</Memo>
  </Transaction>
</TStream>
</tran>
<pw>xyz</pw>
</CreditTransaction>
</soap:Body>
</soap:Envelope>