{
    "_id": "withattach",
    "_rev": "2-yyyyyyyyy",
    "_attachments": {
        "foo.txt": {
            "content_type": "text/plain",
            "digest": "md5-7E1ZsnMvLxUyQKj/dGKCpg==",
            "stub": true,
            "length": 8
        }
    },
    "foo": "bar"
}