<UploadResponseV1 xmlns="http://www.optimalpayments.com/billing/xmlschema/v1">
  <responseItem>
    <requestId>0</requestId>
    <confirmationNumber>-1</confirmationNumber>
    <decision>ERROR</decision>
    <code>8081</code>
    <description>You have submitted an empty file.</description>
    <detail>
      <tag>InternalResponseCode</tag>
      <value>8081</value>
    </detail>
    <detail>
      <tag>InternalResponseDescription</tag>
      <value>You have submitted an empty file.</value>
    </detail>
    <txnTime>2026-06-09T06:23:08.071-04:00</txnTime>
  </responseItem>
</UploadResponseV1>
