Paypal Vault Stored Credit Card

[abhi9919]

Getting exception "Got Http response code 400 when accessing https://api.sandbox.paypal.com/v1/payments/payment" when trying to payment using stored credit card using vault my code is :

function pay_direct_with_credit_card($credit_card_params, $currency, $amount_total, $my_items, $payment_desc) {        
    
    $card = new CreditCard();
    $card->setType($credit_card_params['type']);
    $card->setNumber($credit_card_params['number']);
    $card->setExpireMonth($credit_card_params['expire_month']);
    $card->setExpireYear($credit_card_params['expire_year']);
    $card->setCvv2($credit_card_params['cvv2']);
    $card->setFirstName($credit_card_params['first_name']);
    $card->setLastName($credit_card_params['last_name']);
    
    $creditCardToken = new CreditCardToken();
    $creditCardToken->setCreditCardId('CARD-0HT79882358410326K5ITCDY');
    
    //print_r( $creditCardToken->setCreditCardId('CARD-0HT79882358410326K5ITCDY') ); die;
    
    $funding_instrument = new FundingInstrument();
    $funding_instrument->setCreditCard($creditCardToken);

    $payer = new Payer();
    $payer->setPaymentMethod("credit_card");
    $payer->setFundingInstruments(array($funding_instrument));
    
    $amount = new Amount();
    $amount->setCurrency($currency);
    $amount->setTotal($amount_total);
    
    $items = new ItemList();
    $items->setItems($my_items);
    
    $transaction = new Transaction();
    $transaction->setAmount($amount);
    $transaction->setDescription("creating a direct payment with credit card");
    $transaction->setItemList($items);
    
    $payment = new Payment();
    $payment->setIntent("sale");
    $payment->setPayer($payer);
    $payment->setTransactions(array($transaction));

    $payment->create(apiContext());    
    

    return $payment;
}