---
title: "Changes to Crear Refund de Transaction"
method: POST
path: "/refund/transaction"
---

# Changes to Crear Refund de Transaction

`POST /refund/transaction`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 1 of 2 revisions.

- **2026-11-03** `a6ef070075b1`: 3 breaking, 2 warning, 14 info

## Changes

- **2026-11-03** `a6ef070075b1`: 3 breaking, 2 warning, 14 info
  - request body became required
  - the request property `invoice_refund_details/items/id_invoice` became required
  - removed the media type `application/json` for the response with the status `400`
  - removed the optional property `additional_data/provider_external_id` from the response with the `200` status
  - removed the optional property `additional_data/response_code` from the response with the `200` status
  - api operation id `ejecutar-una-devolución` removed and replaced with `refund_transaction_public`
  - api tag `Refunds` added
  - added the new optional `header` request parameter `x-account-key`
  - added the new optional request property `idempotency_key`
  - added the new optional request property `mark_invoices_as_unpaid`
  - the `invoice_refund_details/items/refund_amount` request property format was generalized from `float` to no format
  - the `refund_amount` request property format was generalized from `float` to no format
  - added the non-success response with the status `403`
  - added the non-success response with the status `404`
  - added the non-success response with the status `409`
  - added the non-success response with the status `422`
  - the response property `id` became required for the status `200`
  - the response property `success` became required for the status `200`
  - the `success` response's property default value `true` was removed for the status `200`

---

[Operation](https://skmtc.dev/trytoku/apis/toku-api/docs/refund/transaction/post.md) - [API](https://skmtc.dev/trytoku/apis/toku-api.md) - [Page](https://skmtc.dev/trytoku/apis/toku-api/changes/refund/transaction/post)