{
    "config": {
        "flow_title": "{name}",
        "step": {
            "user": {
                "data": {
                    "url": "URL"
                }
            }
        }
    },
    "options": {
        "error": {
            "invalid_url": "\u7121\u52b9\u306aURL"
        }
    }
}