QuantityShipping

{
    "property1": {
        "price": 7.9,
        "shipping_price": 4.9,
        "price_fixed": 4.9,
        "price_color": 4.9,
        "price_copies": 4.9,
        "price_total_copies_site": 4.9,
        "price_discount_copies": {
            "10": 2.55,
            "20": 3.25
        },
        "delivery_days": 0
    },
    "property2": {
        "price": 7.9,
        "shipping_price": 4.9,
        "price_fixed": 4.9,
        "price_color": 4.9,
        "price_copies": 4.9,
        "price_total_copies_site": 4.9,
        "price_discount_copies": {
            "10": 2.55,
            "20": 3.25
        },
        "delivery_days": 0
    }
}