<XSL name='XSL-1'>
  <Source>outboundMessageTemplate</Source>
  <OutputVariable>transformedContent</OutputVariable>
  <ResourceURL>xsl://xsl-sheet-1.xsl</ResourceURL>
  <!--
      Parameters are optional. reference them in the XSL as:
      <xsl:param name="pwd" select="'default-value-1'"/>
      <xsl:param name="converted" select="'default-value-2'"/>
  -->
  <Parameters ignoreUnresolvedVariables='true'>
    <!-- use ref or value. if you include both, you get an error at deploy time
         in Apigee X. -->
    <Parameter name='additional' ref='variable-containing-value' value='hardcoded-value'/>
  </Parameters>
</XSL>
