orders->get("ord_kEn1PlbGa"); $order->billingAddress->organizationName = "Mollie B.V."; $order->billingAddress->streetAndNumber = "Keizersgracht 126"; $order->billingAddress->city = "Amsterdam"; $order->billingAddress->region = "Noord-Holland"; $order->billingAddress->postalCode = "1234AB"; $order->billingAddress->country = "NL"; $order->billingAddress->title = "Dhr"; $order->billingAddress->givenName = "Piet"; $order->billingAddress->familyName = "Mondriaan"; $order->billingAddress->email = "piet@mondriaan.com"; $order->billingAddress->phone = "+31208202070"; $order->update(); /* * Send the customer off to complete the order payment. * This request should always be a GET, thus we enforce 303 http response code */ \header("Location: " . $order->getCheckoutUrl(), \true, 303); } catch (\Mollie\Api\Exceptions\ApiException $e) { echo "API call failed: " . \htmlspecialchars($e->getMessage()); }