public function processAbandonedCarts()
    {
        $result = [];
        $stores = $this->helper->getStores();
        $this->acPendingContactUpdater->update();

        foreach ($stores as $store) {
            $storeId = $store->getId();
            $websiteId = $store->getWebsiteId();

            $result = $this->processAbandonedCartsForCustomers($storeId, $websiteId, $result);
            $result = $this->processAbandonedCartsForGuests($storeId, $websiteId, $result);
        }

        return $result;
    }