/**
  * Create Subscription
  * Create a new subscription.
  *
  * @param mixed $request array of parameters for MWSSubscriptions_Model_CreateSubscription request or MWSSubscriptions_Model_CreateSubscription object itself
  * @see MWSSubscriptions_Model_CreateSubscriptionInput
  * @return MWSSubscriptions_Model_CreateSubscriptionResponse
  *
  * @throws Subscriptions_Exception
  */
 public function createSubscription($request)
 {
     if (!$request instanceof Model\MWSSubscriptions_Model_CreateSubscriptionInput) {
         //require_once (dirname(__FILE__) . '/Model/CreateSubscriptionInput.php');
         $request = new MWSSubscriptions_Model_CreateSubscriptionInput($request);
     }
     $parameters = $request->toQueryParameterArray();
     $parameters['Action'] = 'CreateSubscription';
     $httpResponse = $this->_invoke($parameters);
     //require_once (dirname(__FILE__) . '/Model/CreateSubscriptionResponse.php');
     $response = Model\MWSSubscriptions_Model_CreateSubscriptionResponse::fromXML($httpResponse['ResponseBody']);
     $response->setResponseHeaderMetadata($httpResponse['ResponseHeaderMetadata']);
     return $response;
 }
 * Uncomment to try out Mock Service that simulates MWSSubscriptionsService
 * responses without calling MWSSubscriptionsService service.
 *
 * Responses are loaded from local XML files. You can tweak XML files to
 * experiment with various outputs during development
 *
 * XML files available under MWSSubscriptionsService/Mock tree
 *
 ***********************************************************************/
// $service = new MWSSubscriptionsService_Mock();
/************************************************************************
 * Setup request parameters and uncomment invoke to try out
 * sample for Create Subscription Action
 ***********************************************************************/
// @TODO: set request. Action can be passed as MWSSubscriptions_Model_CreateSubscription
$request = new MWSSubscriptions_Model_CreateSubscriptionInput();
$request->setSellerId(MERCHANT_ID);
// object or array of parameters
invokeCreateSubscription($service, $request);
/**
 * Get Create Subscription Action Sample
 * Gets competitive pricing and related information for a product identified by
 * the MarketplaceId and ASIN.
 *
 * @param MWSSubscriptionsService_Interface $service instance of MWSSubscriptionsService_Interface
 * @param mixed $request MWSSubscriptions_Model_CreateSubscription or array of parameters
 */
function invokeCreateSubscription(MWSSubscriptionsService_Interface $service, $request)
{
    try {
        $response = $service->CreateSubscription($request);