{
    "aggregates": [
        {
            "availability_zone": "london",
            "created_at": "%(strtime)s",
            "deleted": false,
            "deleted_at": null,
            "hosts": [
                 "%(compute_host)s"
            ],
            "id": 1,
            "metadata": {
                "availability_zone": "london"
            },
            "name": "name",
            "updated_at": null
        }
    ]
}
