{
    "ClusterSecurityGroup": {
        "Description": "my security group", 
        "ClusterSecurityGroupName": "securitygroup1", 
        "EC2SecurityGroups": [], 
        "IPRanges": []
    }, 
    "ResponseMetadata": {
        "RequestId": "f9ee270f-64f7-11e2-a8da-655adc216806"
    }
}