---
title: "Changes to Create a list"
method: POST
path: "/martech/{connection_id}/list"
---

# Changes to Create a list

`POST /martech/{connection_id}/list`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 1 of 49 revisions.

- **2026-10-19** `39502239a975`: 3 info

## Changes

- **2026-10-19** `39502239a975`: 3 info
  - added the new optional request property `metadata`
  - added the enum value `metadata` to the property `items/` of the `query` request parameter `fields`
  - added the optional property `metadata` to the response with the `200` status

---

[Operation](https://skmtc.dev/unified/apis/unified-to-api/docs/martech/:connection_id/list/post.md) · [API](https://skmtc.dev/unified/apis/unified-to-api.md) · [Page](https://skmtc.dev/unified/apis/unified-to-api/changes/martech/:connection_id/list/post)