{
    "mark": "line",
    "data": {
        "values": [
            {
                "histo": {
                    "date": "Sun, 02 Jan 2012 00:00:00",
                    "price": 150
                }
            },
            {
                "histo": {
                    "date": "Sun, 02 Jan 2012 00:00:00",
                    "price": 100
                }
            },
            {
                "histo": {
                    "date": "Sun, 02 Jan 2012 01:00:00",
                    "price": 170
                }
            },
            {
                "histo": {
                    "date": "Sun, 02 Jan 2012 02:00:00",
                    "price": 165
                }
            },
            {
                "histo": {
                    "date": "Sun, 02 Jan 2012 03:00:00",
                    "price": 200
                }
            }
        ]
    },
    "$schema": "https://vega.github.io/schema/vega-lite/v4.json",
    "encoding": {
        "x": {
            "field": "histo.date",
            "scale": {
                "type": "utc"
            },
            "timeUnit": "yearmonthdatehoursminutes",
            "type": "temporal"
        },
        "y": {
            "field": "histo.price",
            "type": "quantitative"
        }
    },
    "description": "Google's stock price over time."
}