vendor/omnipay/paypal/src/Message/ExpressFetchCheckoutRequest.php

<?php
 
namespace Omnipay\PayPal\Message;
 
class ExpressFetchCheckoutRequest extends AbstractRequest
{
    public function getData()
    {
        $this->validate();
 
        $data = $this->getBaseData();
        $data['METHOD'] = 'GetExpressCheckoutDetails';
 
        // token can either be specified directly, or inferred from the GET parameters
        if ($this->getToken()) {
            $data['TOKEN'] = $this->getToken();
        } else {
            $data['TOKEN'] = $this->httpRequest->query->get('token');
        }
 
        return $data;
    }
}