cinder/cinder/tests/functional/api_sample_tests/samples/snapshots/snapshots-list-response.json.tpl

{
    "snapshots": [
        {
            "created_at": "%(strtime)s",
            "description": "Daily backup",
            "id": "%(uuid)s",
            "metadata": {
                "key": "v3"
            },
            "name": "snap-001",
            "size": 10,
            "status": "creating",
            "updated_at": null,
            "volume_id": "%(uuid)s"
        }
    ]
}