GA UA Product Impressions

<script>
window.dataLayer  = window.dataLayer || [];
window.dataLayer.push({
    'event': 'eec.productImpression',       // name of an event. In this case, always stays as eec.productImpression
    'ecommerce': {                          // ecommerce object. This is the essential part of tracking. New EE data must always be pushed to this object
        'currencyCode': 'GBP',              // the currency which is currently set by a visitor
        'impressions': [                    // type of an ecommerce action. In this case, always stays as impressions
         {
            'name': 'Citizen - SUPER TITANIUM. MODEL: AW0060-11P',      // name of a product that is displayed. Always include it.
            'id': 'CIT30283',               // id of a product. Always include it.
            'price': '330.00',              // price of a product
            'brand': 'Citizen',             // brand/vendor of a product
            'category': 'Watches',          // category of a product
            'variant': 'Silver',            // product variant. If there are no variants, exclude this key from the dataLayer.push
            'list': 'main',                 // name of a product list. See all the possible list names in the specification
            'position': '1'                 // number of a position (in which a product was visible at that time)
        },
         {
            'name': 'Citizen - BUSINESS CLASS. MODEL: BC0099-11Z',
            'id': 'CIT30288',
            'price': '290.00',
            'brand': 'Citizen',
            'category': 'Watches',
            'variant': 'Silver',
            'list': 'main',
            'position': '2'     }]
    }
});
</script>