# Associate an outgoing invoice with an outgoing credit

Required scopes: payments:write

Endpoint: POST /payments/outgoing-invoice-credit
Version: v1
Security: http, oauth2

## Request fields (application/json):

  - `reference` (string, required)

  - `date_of_payment` (string, required)

  - `outgoing_invoice_id` (string, required)
    Invoice needs to be booked & is_credit = false

  - `outgoing_credit_id` (string, required)
    Invoice needs to be booked & is_credit = true

  - `value` (number, required)

## Response 200 fields (application/json):

  - `id` (string, required)

  - `type` (string, required)

  - `payment_type` (string, required)

  - `reference` (string, required)

  - `value` (number, required)

  - `outgoing_invoice_id` (string,null, required)

  - `reference_outgoing_invoice_id` (string,null, required)

  - `updated_at` (string,null, required)

  - `created_at` (string, required)

  - `deleted_at` (string,null, required)

## Response 401 fields (application/json):

  - `message` (string, required)
    Error overview.

## Response 422 fields (application/json):

  - `message` (string, required)
    Errors overview.

  - `errors` (object, required)
    A detailed description of each field that failed validation.