Magento Expert

Need to add the tracking server side in magento add to cart observer event in the module

/**
* Tracking addCartItem on BrainLead Pixel
*/
require_once(dirname(__FILE__)."/libs/MatomoTracker.php");
$matomoTracker = new MatomoTracker((int)$settings_brainlead["account"]["matomo_id_site"], "https://analytics.brainlead.it");
$matomoTracker->setTokenAuth($settings_brainlead["account"]["matomo_token"]);
$matomoTracker->doTrackEvent("ecommerce","addToCart",$cartId.$actionId);