QbXML for Querying for Invoices, and limiting returned info

 
<?xml version="1.0" encoding="utf-8"?>
<?qbxml version="8.0"?>
<QBXML>
  <QBXMLMsgsRq onError="stopOnError">
    <InvoiceQueryRq requestID="abcd1234">
 
      <TxnID>ABCD-1234</TxnID>
 
      <IncludeRetElement>TxnID</IncludeRetElement>
      <IncludeRetElement>EditSequence</IncludeRetElement>
      <IncludeRetElement>RefNumber</IncludeRetElement>
 
    </InvoiceQueryRq>
  </QBXMLMsgsRq>
</QBXML>