[
    {
        "id": "6a8fd4bd90ad2",
        "ingot_type": 20,
        "ingot_label": "20 جرام",
        "quantity": 2,
        "price_per_gram": 5417,
        "total_grams": 40,
        "total_paid": 216680,
        "purchase_date": "2026-08-27"
    }
]