Braintree\CreditCard::_initialize PHP Method

    protected function _initialize($creditCardAttribs)
    {
        // set the attributes
        $this->_attributes = $creditCardAttribs;
        // map each address into its own object
        $billingAddress = isset($creditCardAttribs['billingAddress']) ? Address::factory($creditCardAttribs['billingAddress']) : null;
        $subscriptionArray = [];
        if (isset($creditCardAttribs['subscriptions'])) {
            foreach ($creditCardAttribs['subscriptions'] as $subscription) {
                $subscriptionArray[] = Subscription::factory($subscription);
            }
        }
        $this->_set('subscriptions', $subscriptionArray);
        $this->_set('billingAddress', $billingAddress);
        $this->_set('expirationDate', $this->expirationMonth . '/' . $this->expirationYear);
        $this->_set('maskedNumber', $this->bin . '******' . $this->last4);
        if (isset($creditCardAttribs['verifications']) && count($creditCardAttribs['verifications']) > 0) {
            $verifications = $creditCardAttribs['verifications'];
            usort($verifications, [$this, '_compareCreatedAtOnVerifications']);
            $this->_set('verification', CreditCardVerification::factory($verifications[0]));
        }
    }