Using Enhansed Ecommerce in Google Analytics

pie.js

        // get elements and push click in google Analitics
    (function(){
        var elems = document.querySelectorAll('.wcat-item');
        for (var i = 0; i < elems.length; i++) { 
            elems[i].addEventListener('click', function(e){
                var elName = this.querySelector('.name').textContent;
                var elId = this.querySelector('.name').getAttribute('data-id');
                var elPrice = parseInt(this.querySelector('.woocommerce-Price-amount').textContent);
                //e.preventDefault();
                dataLayer.push({
                 'ecommerce': {
                   'currencyCode': 'BYN',
                   'click': {
                     'actionField': {'list': 'List 77'},
                     'products': [{
                      'name': elName,
                      'id': elId,
                      'price': elPrice,
                      'category': 'Category 1/Subcategory 11'
                     }]
                   }
                 },
                 'event': 'gtm-ee-event',
                 'gtm-ee-event-category': 'Enhanced Ecommerce',
                 'gtm-ee-event-action': 'Product Clicks',
                 'gtm-ee-event-non-interaction': 'False',
                });
                //console.log(elName);
            });        
        }  // end for
    })();

//console.log(dataLayer);  - can to see dataLayer object