Example for GetRecord Activity

<Activity Name="GetRecord">
  <Start/>
  <Action>GetRecord</Action>
  <Description lang="en">Get Item Data.</Description>
  <Parameter direction="in" name="InDocument" type="document"   eval="variable">workDoc</Parameter>
  <Parameter direction="in" eval="constant" type="string"   name="Agency">SOURCE</Parameter>
  <Parameter direction="in" eval="xpath" type="long" name="MasterCatalog"   source="/Message/Body/Document/BusinessDocument/CatalogAction/C     atalogActionHeader/MasterCatalog/RevisionID/DBID/text()">workDoc
  </Parameter>
  <Parameter direction="out" eval="variable" type="document"   name="OutDocument">workDoc</Parameter>
</Activity>