Fix update payment method

Author: Konstantinos Christofilos

.idea/copyright/profiles_settings.xml

@@ -69,6 +69,31 @@ $customer = $gateway->findCustomer(1)->send();
 ```
 You can find full list of options [here](https://developers.braintreepayments.com/reference/request/customer/find/php)
 
+### Create payment method
+
+```php
+$method = $gateway->createPaymentMethod([
+    'customerId' => $user->getId(),
+    'paymentMethodNonce' => 'paymentnonce',
+    'options' => [
+        'verifyCard' => true
+    ]
+]);
+```
+You can find full list of options [here](https://developers.braintreepayments.com/reference/request/payment-method/create/php).
+
+### Update payment method
+
+```php
+$method = $gateway->updatePaymentMethod([
+    'paymentMethodToken' => 'token123',
+    'options' => [
+        'paymentMethodNonce' => 'paymentnonce'
+    ]
+]);
+```
+You can find full list of options [here](https://developers.braintreepayments.com/reference/request/payment-method/update/php).
+
 ###Create subscription
 
 ```php

README.md

@@ -13,13 +13,9 @@ class UpdatePaymentMethodRequest extends AbstractRequest
 {
     public function getData()
     {
-        $parameters = array();
-        $parameters += $this->getOptionData();
-
+        $data = array();
         $data['token'] = $this->getToken();
-        if (!empty($parameters)) {
-            $data['parameters'] = $parameters;
-        }
+        $data['parameters'] = $this->parameters->get('paymentMethodOptions');
 
         return $data;
     }
@@ -36,4 +32,24 @@ public function sendData($data)
 
         return $this->createResponse($response);
     }
+
+    /**
+     * @param string $value
+     *
+     * @return \Omnipay\Common\Message\AbstractRequest
+     */
+    public function setPaymentMethodToken($value)
+    {
+        return $this->setParameter('token', $value);
+    }
+
+    /**
+     * @param array $options
+     *
+     * @return \Omnipay\Common\Message\AbstractRequest
+     */
+    public function setOptions(array $options = array())
+    {
+        return $this->setParameter('paymentMethodOptions', $options);
+    }
 }