addToCart

dataLayer.push({
  iframe: {
    pageData: {
      url: "https://experiencetraveltours.regiondo.es/checkout/cart/index/bookingwidget/1",
      title: "Carrito de la compra"
    },
    ecommerce: {
      currencyCode: "EUR",
      add: {
        products: [
          {
            id: "158111",
            name: "Autobús turístico de Madrid “ THE YELLOW BUS”",
            brand: "Experience Travel Tours",
            category: "",
            variant: "Entrada general 2022 - Adulto",
            quantity: 1,
            price: 14
          }
        ]
      }
    }
  },
  event: "iframe.addToCart",
  gtm.uniqueEventId: 25
})