---
title: "POST /api/cascade-tracing/orders/check-attachment-templates"
method: POST
path: "/api/cascade-tracing/orders/check-attachment-templates"
tags: ["Order Tracing - Orders"]
---

# POST /api/cascade-tracing/orders/check-attachment-templates

`POST /api/cascade-tracing/orders/check-attachment-templates`

## Request

- Base URL: `https://api.retraced.com` (the document declares no server; this is the origin it was published from)
- URL: `https://api.retraced.com/api/cascade-tracing/orders/check-attachment-templates`
- Auth: none declared

Of the given purchase-order / sales-order number pairs, the ones whose two orders both exist for the caller's company but use different attachment templates — linking them would be refused with `cannot_link_order_with_different_attachment_template`. A pair with a missing order is not reported. Each mismatch echoes the pair's `index`.

## Request body

- object[]
  - `purchaseOrderNumber` union, required
    - string
    - number
  - `salesOrderNumber` union, required
    - string
    - number
  - `index` number

## Response `200`

Default Response

- object
  - `metadata` object, required
    - `success` boolean, required: True when the request succeeded.
  - `data` object[], required
    - `purchaseOrderNumber` string, required
    - `purchaseOrderAttachmentTemplateId` string, nullable, required
    - `salesOrderNumber` string, required
    - `salesOrderAttachmentTemplateId` string, nullable, required
    - `index` number, nullable, required

## Other responses

- `400`: Default Response
- `401`: Default Response
- `403`: Default Response

## Changes

> 108 revisions in range; 2 not diffed.

- **2026-10-09** `ddfec192e804`: 1 info
  - endpoint added

[Operation history](https://skmtc.dev/retraced/apis/api-reference/changes/api/cascade-tracing/orders/check-attachment-templates/post.md)

---

[API](https://skmtc.dev/retraced/apis/api-reference.md) - [All operations](https://skmtc.dev/retraced/apis/api-reference/llms.txt) - [OpenAPI document](https://skmtc.dev/retraced/apis/api-reference/revisions/83309c4abd20?raw)