HTTP/1.1 200 OK
Content-Type: text/xml;charset=UTF-8
Transfer-Encoding: chunked
Content-Encoding: gzip
Vary: Accept-Encoding
Date: Wed, 07 Mar 2012 00:23:16 GMT
Server: AmazonEC2

<?xml version="1.0" encoding="UTF-8"?>
<RevokeSecurityGroupIngressResponse xmlns="http://ec2.amazonaws.com/doc/2011-12-15/">
    <requestId>090d1f48-0851-4589-908b-eec7171209cd</requestId>
    <return>true</return>
</RevokeSecurityGroupIngressResponse>