Here is an example for importing pdf file with ocr enabled.

<?xml version="1.0" encoding="utf-8"?>
<LF:importengine xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://laserfiche.com/namespaces/importengine ImportEngine.xsd" xmlns:LF="http://laserfiche.com/namespaces/importengine" version="1.0">
  <LF:ocrsettings ocr="true" language="English" decolumnize="true" autoOrient="false" />
  <LF:toc on_document_conflict="unique" on_folder_conflict="unique">
    <LF:document name="weekly update Agenda">
      <LF:electronic_document content_type="application/pdf" extension="pdf">
        <LF:fileref ref="C:\Test\weekly update Agenda.pdf" />
      </LF:electronic_document>
    </LF:document>
  </LF:toc>
</LF:importengine>