$.when(ajaxCall(productUrl)).done(function(response){
        //parse response

        container.append(parsedResponse); //append in container
        container.trigger('contentUpdated'); //trigger update
})

$.when(ajaxCall(productUrl)).done(function(response){
        var script = parsedResponse.find('.product.media script[type="text/x-magento-init"]').html()
        var updatedScript = script.replace("[data-gallery-role=gallery-placeholder]","div.unique-identifier > .gallery-placeholder[data-gallery-role=gallery-placeholder]");
        parsedResponse.find('.product.media script[type="text/x-magento-init"]').replaceWith('<script type="text/x-magento-init">'+updatedScript+'</script>');


        container.append(parsedResponse); //append in container
        container.trigger('contentUpdated'); //trigger update
})