Buy Order with total - 9gustin.com

const buyOrder = {
  user: "9gustin",
  date: "2021-06-13T18:00:00.407Z",
  currency: "ARS",
  products: [
    {
      product: "Orange",
      unitPrice: 10,
      quantity: 2,
      total: 20
    },
    {
      product: "Mango",
      unitPrice: 5,
      quantity: 1,
      total: 5
    },
    {
      product: "Banana ",
      unitPrice: 3,
      quantity: 1,
      total: 3
    }
  ]
};