[
    {
        product_id: 1,
        customers: [
            {
                id: 1,
            }
        ],
        expired_at : datetime + 30 menit,
    },
    {
        product_id: 1,
        customers: [
            {
                id: 1,
            }
        ],
        expired_at : datetime + 30 menit,
    }
]