{
    "expr": "Account.Order.Product.{'Name': `Product Name`, 'Volume': $eval('Width*Height*Depth', Description)}",
    "dataset": "dataset5",
    "bindings": {},
    "result": [
        {
            "Name": "Bowler Hat",
            "Volume": 12600000
        },
        {
            "Name": "Trilby hat",
            "Volume": 12600000
        },
        {
            "Name": "Bowler Hat",
            "Volume": 12600000
        },
        {
            "Name": "Cloak",
            "Volume": 126000
        }
    ]
}