---
title: "AddExtendedProperties"
method: POST
path: "/api/Orders/AddExtendedProperties"
tags: ["Orders"]
---

# AddExtendedProperties

`POST /api/Orders/AddExtendedProperties`

## Request

- Base URL: `https://eu-ext.linnworks.net`
- URL: `https://eu-ext.linnworks.net/api/Orders/AddExtendedProperties`
- Auth: API key in header `Authorization`

Adds extended properties to a Linnworks orders.
This will NOT update properties that match on property name / value
<b>Rate limit: </b><span style="background-color:#0272d9;color:white;padding:4px 8px;text-align:center;border-radius:5px; font-size: small;"><b>150</b></span> / minute

## Request body

- OrdersAddExtendedPropertiesRequest
  - `request` AddExtendedPropertiesRequest
    - `OrderId` string, uuid: Order id of the order to append extended properties to
    - `ExtendedProperties` BasicExtendedProperty[]: Array of basic extended properties to be added
      - `Name` string: Extended property name
      - `Value` string: Extended property value
      - `Type` string: Extended property type

## Response `200`

OK

- AddExtendedPropertiesResponse
  - `ExtendedPropertiesInserted` integer: The number of extended properties that were added
  - `Errors` string[]: An array of errors created when attempting to add

---

[API](https://skmtc.dev/linnworks/apis/orders-api.md) - [All operations](https://skmtc.dev/linnworks/apis/orders-api/llms.txt) - [OpenAPI document](https://skmtc.dev/linnworks/apis/orders-api/revisions/99d0cb3e4c9d?raw)