setDefaultBillingAddressId example

$customer->setAccountMode($data['__customer_accountmode']);
        $customer->setConfirmationKey($data['__customer_confirmationkey']);
        $customer->setPaymentId($data['__customer_paymentID']);
        $customer->setValidation($data['__customer_validation']);
        $customer->setAffiliate($data['__customer_affiliate']);
        $customer->setPaymentPreset($data['__customer_paymentpreset']);
        $customer->setLanguageId($data['__customer_language']);
        $customer->setShopId($data['__customer_subshopID']);
        $customer->setReferer($data['__customer_referer']);
        $customer->setInternalComment($data['__customer_internalcomment']);
        $customer->setFailedLogins($data['__customer_failedlogins']);
        $customer->setDefaultBillingAddressId($data['__customer_default_billing_address_id']);
        $customer->setDefaultShippingAddressId($data['__customer_default_shipping_address_id']);
        $customer->setTitle($data['__customer_title']);
        $customer->setSalutation($data['__customer_salutation']);
        $customer->setFirstname($data['__customer_firstname']);
        $customer->setLastname($data['__customer_lastname']);
        $customer->setNumber($data['__customer_customernumber']);
        $customer->setNewsletter((bool) $data['__active_campaign']);

        if ($data['__customer_birthday']) {
            $customer->setBirthday(new DateTime($data['__customer_birthday']));
        }