https://securepayments.sberbank.ru/payment/rest/register.do

{"errorCode":"1","errorMessage":"Заказ с таким номером уже обработан"}

Array
(
    [amount] => 100000
    [currency] => 643
    [orderNumber] => 408
    [orderId] => 408
    [password] => w{}MOIohjd
    [userName] => dolfinarium-api
    [returnUrl] => http://www.dolfinarium.ru/order/confirm.php
    [description] => 408
)