/**
  * Perform the capture call for the order
  *
  * @param float  $captureAmount         amount to capture from the buyer
  * @param string $amazonAuthorizationId auth id to perform the capture on
  *
  * @return OffAmazonPaymentsService_Model_CaptureResponse service response
  */
 public function captureOrderAmount($captureAmount, $amazonAuthorizationId, $providerCreditInfo = null)
 {
     $captureRequest = new OffAmazonPaymentsService_Model_CaptureRequest();
     $captureRequest->setSellerId($this->_sellerId);
     $captureRequest->setAmazonAuthorizationId($amazonAuthorizationId);
     $captureRequest->setCaptureReferenceId($this->_captureReferenceId);
     $captureRequest->setCaptureAmount(new OffAmazonPaymentsService_Model_Price());
     $captureRequest->getCaptureAmount()->setAmount($captureAmount);
     $captureRequest->getCaptureAmount()->setCurrencyCode($this->_service->getMerchantValues()->getCurrency());
     if ($providerCreditInfo != null) {
         $captureRequest->setProviderCreditList(new OffAmazonPaymentsService_Model_ProviderCreditList());
         $values = array();
         $providerCredit = new OffAmazonPaymentsService_Model_ProviderCredit();
         $providerCredit->setProviderId($providerCreditInfo[0]);
         $creditAmount = new OffAmazonPaymentsService_Model_Price();
         $creditAmount->setAmount($providerCreditInfo[1]);
         $creditAmount->setCurrencyCode($this->_service->getMerchantValues()->getCurrency());
         $providerCredit->setCreditAmount($creditAmount);
         array_push($values, $providerCredit);
         $captureRequest->getProviderCreditList()->setmember($values);
     }
     return $this->_service->capture($captureRequest);
 }