keystone/docs/guide/src/docbkx/samples/bad_request.xml

<?xml version="1.0" encoding="UTF-8" standalone="yes"?>

<badRequest xmlns="http://docs.rackspacecloud.com/idm/api/v1.0"
	code="400">
	<message>Bad Request!</message>
	<details>Error Details...</details>
</badRequest>