<GetRecordById xmlns="http://www.opengis.net/cat/csw/2.0.2"
xmlns:ogc="http://www.opengis.net/ogc"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
service="CSW" version="2.0.2" outputFormat="application/xml"
outputSchema="http://www.opengis.net/cat/csw/2.0.2"
xsi:schemaLocation="http://www.opengis.net/cat/csw/2.0.2../../../csw/2.0.2/CSW-discovery.xsd">
  <ElementSetName>full</ElementSetName>
  <Id>placeholder_id_1</Id>
  <Id>placeholder_id_2</Id>
</GetRecordById>