Paypal Merchant SDK with Laravel - php

Question

I am trying to create paypal recurring payment profile but i am facing this error
{"error":{"type":"Symfony\Component\Debug\Exception\FatalErrorException","message":"Class 'RecurringPaymentsProfileDetailsType' not found","file":"/home/test/public_html/payment/app/models/payment/Purchase.php","line":7}}
my code
<?php
class Purchase extends Eloquent
{
public static function submit($name, $email, $ccNumber, $pinCode, $expiryDate)
{
$profileDetails = new RecurringPaymentsProfileDetailsType();
$profileDetails->BillingStartDate = "2014-11-17T00:00:00:000Z";
$paymentBillingPeriod = new BillingPeriodDetailsType();
$paymentBillingPeriod->BillingFrequency = 30;
$paymentBillingPeriod->BillingPeriod = "Day";
$paymentBillingPeriod->Amount = new BasicAmountType("USD", "1.0");
$scheduleDetails = new ScheduleDetailsType();
$scheduleDetails->Description = "recurring billing";
$scheduleDetails->PaymentPeriod = $paymentBillingPeriod;
$createRPProfileRequestDetails = new CreateRecurringPaymentsProfileRequestDetailsType();
$creditCard = new CreditCardDetailsType();
$creditCard->CreditCardNumber = "4032034992341100";
$creditCard->CreditCardType = "Visa";
$creditCard->CVV2 = "962";
$creditCard->ExpMonth = 11;
$creditCard->ExpYear = 2019;
$createRPProfileRequestDetails->CreditCard = $creditCard;
$createRPProfileRequestDetails->ScheduleDetails = $scheduleDetails;
$createRPProfileRequestDetails->RecurringPaymentsProfileDetails = $profileDetails;
$createRPProfileRequest = new CreateRecurringPaymentsProfileRequestType();
$createRPProfileRequest->CreateRecurringPaymentsProfileRequestDetails = $createRPProfileRequestDetails;
$createRPProfileReq = new CreateRecurringPaymentsProfileReq();
$createRPProfileReq->CreateRecurringPaymentsProfileRequest = $createRPProfileRequest;
$config = array (
'mode' => Config::get('paypal.mode') ,
'acct1.UserName' => Config::get('paypal.username'),
'acct1.Password' => Config::get('paypal.password'),
'acct1.Signature' => Config::get('paypal.signature')
);
$paypalService = new PayPalAPIInterfaceServiceService($config);
$createRPProfileResponse = $paypalService->CreateRecurringPaymentsProfile($createRPProfileReq);
die($createRPProfileResponse);
}
}
?>