---
title: "Changes to Validate external order"
method: POST
path: "/open-api/v1.0/external-orders/validate"
---

# Changes to Validate external order

`POST /open-api/v1.0/external-orders/validate`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 1 of 4 revisions.

- **2026-07-21** `d02dd5a76313`: 1 breaking, 1 warning, 1 info

## Changes

- **2026-07-21** `d02dd5a76313`: 1 breaking, 1 warning, 1 info
  - the `items/items/quantity` request property type changed from `integer` to `string`, and format from `int32` to no format
  - removed the request property `items/items/offerId`
  - added the non-success response with the status `429`

---

[Operation](https://skmtc.dev/fourthwall/apis/fourthwall-apis-2/docs/open-api/v1.0/external-orders/validate/post.md) - [API](https://skmtc.dev/fourthwall/apis/fourthwall-apis-2.md) - [Page](https://skmtc.dev/fourthwall/apis/fourthwall-apis-2/changes/open-api/v1.0/external-orders/validate/post)