Metric.json

{
    "data": {
        "attributes": {
            "title": "Total Sales",
            "description": "The value of all the products sold over time.",
            "content": {
                "format": "$#,##0.00",
                "maql": "SELECT SUM({fact/price}* SUM({fact/quantity}))"
            }
        },
        "id": "total_sales",
        "type": "metric"
    }
}