ЧАСТКАМI (Paritetbank online credit)

This method is used to pay for an item (or multiple items) using Paritetbank online credit.

Credit application flow

Stage	Description
1	The customer selects an item or multiple items on the merchant's website and then selects the option "Оплатить Частками".
2	The customer selects the credit period. The widget displays the monthly payment amount and the total amount to be paid depending on the selected payment period.
3	The customer clicks "Перейти к оформлению".
4	The customer is redirected to the bank page to confirm the credit application.
5	The customer is redirected to the Interbank System of Identification website for authentication.
6	The customer is redirected to Paritetbank website where they complete the credit application.
7	The merchant receives a notification about the status of the credit application. As a rule, the bank makes the decision within 15 minutes. The money is credited to the merchant's account the next banking day following the day when the credit application was confirmed. The maximum length of the confirmation period is 30 days.

Parameters of the payment widget and the payment token

Initiate the widget or create a payment token with the additional optional object order.additional_data.cart with information on the items. The required and main parameters are described in the table below. See the full list of parameters here.

checkout object transaction_type required string payment settings object language string Checkout page locale. English (en) is set by default. Possible values of language parameter. order required object amount required integer Payment amount in minimal currency units, for example, BYN 32.45 must be sent as 3245. currency required string BYN description required string The name of the item (items). additional_data object Section containing additional payment details. cart conditionally required object Section with information on the items added to the cart by the customer and to be paid for using the credit. Send if the credit is requested for multiple items. If you prefer not to send the cart object, you can provide the item names in the order.description field and specify the total amount for all items in the order.amount field. Note that in this case, all items will be represented as a single item in the receipt. positions conditionally required array Array of objects where each object corresponds to an item to be paid for using the current request. Required if the cart parameter is sent. Each object includes the following parameters: name conditionally required string The name of the item. Required if the positions parameter is sent. type string Type of the item. amount conditionally required integer The price of the item in minimal currency units. The sum of the amount values for all items x quantity must equal the transaction amount. Required if the positions parameter is sent. nomenclature_code conditionally required string Nomenclature code of the item. Required if the positions parameter is sent. quantity conditionally required integer The number of the identical items. Required if the positions parameter is sent.

Request example

{
  "checkout": {
    "test": false,
    "transaction_type": "payment",
    "attempts": 3,
    "settings": {
      "language": "en"
    },
    "order": {
      "currency": "BYN",
      "amount": 50000,
      "description": "Order 1",
      "additional_data": {
        "cart": {
          "positions": [
            {
              "description": "Description of item 1",
              "name": "Item 1",
              "quantity": 1,
              "amount": 25000,
              "nomenclature_code": "124"
            },
            {
              "description": "Description of item 2",
              "name": "Item 2",
              "quantity": 1,
              "amount": 25000,
              "nomenclature_code": "123"
            }
          ]
        }
      }
    }
  }
}