HTTP/1.1 200 OK
Connection: close
Date: Thu, 11 Feb 2010 19:39:19 GMT
Content-Type: application/xml; charset=utf-8
Cache-Control: private, max-age=0, must-revalidate

<?xml version="1.0" encoding="UTF-8"?>
<model-rule>
  <backward-rate nil="true"></backward-rate>
  <forward-rate>1.0</forward-rate>
  <id type="integer">1</id>
</model-rule>