<?xml version="1.0" encoding="UTF-8"?>
<soap:Envelope xmlns:soap="http://schemas.xmlsoap.org/soap/envelope/" xmlns:acct="https://samplefile.com/account">
  <soap:Header/>
  <soap:Body>
    <acct:GetAccountRequest>
      <acct:AccountId>acct_1001</acct:AccountId>
      <acct:IncludeInvoices>true</acct:IncludeInvoices>
    </acct:GetAccountRequest>
  </soap:Body>
</soap:Envelope>