public function getCheckoutEndpoint($service)
	{
		// check if endpoint is set
		if ($service->getClient()->getConfig()->get('endpointCheckout') == null) {
			$logger = $service->getClient()->getLogger();
			$msg = "Please provide your unique live url prefix on the setEnvironment() call on the Client or provide endpointCheckout in your config object.";
			$logger->error($msg);
			throw new \Adyen\AdyenException($msg);
		}

		return $service->getClient()->getConfig()->get('endpointCheckout');
	}