---
title: "Changes to Marks a notification as unread"
method: PATCH
path: "/api/v2/notifications/{id}/unread"
---

# Changes to Marks a notification as unread

`PATCH /api/v2/notifications/{id}/unread`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 2 of 49 revisions.

- **2026-11-02** `fa3060fd0144`: 8 info
- **2026-10-27** `f11a8740641a`: 4 breaking, 1 warning, 16 info

## Changes

- **2026-11-02** `fa3060fd0144`: 8 info
  - added the non-success response with the status `401`
  - 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 `406`
  - added the non-success response with the status `408`
  - added the non-success response with the status `423`
  - added the non-success response with the status `429`
  - added the non-success response with the status `500`
- **2026-10-27** `f11a8740641a`: 4 breaking, 1 warning, 16 info
  - response property `data/attributes/parent_id` list-of-types was widened by adding types `null and string` to media type `application/vnd.api+json` of response `200`
  - the `data/attributes/first_unread_activity_id` response's property type changed from `integer` to no type for status `200`
  - the `data/attributes/last_action_at` response's property type changed from `string` to no type, and format from `date-time` to no format for status `200`
  - the `data/attributes/root_id` response's property type changed from `integer` to no type for status `200`
  - deleted the `header` request parameter `X-Organization-Id`
  - added the optional property `data/attributes/agent_session_status` to the response with the `200` status
  - added `#/components/schemas/_single_linkage_nullable` to the `data/relationships/actor` response property `anyOf` list for the response status `200`
  - added `#/components/schemas/_single_linkage_nullable` to the `data/relationships/organization` response property `anyOf` list for the response status `200`
  - added `#/components/schemas/_single_linkage_nullable` to the `data/relationships/owner` response property `anyOf` list for the response status `200`
  - added `#/components/schemas/first_unread_activity_id, subschema #2` to the `data/attributes/first_unread_activity_id` response property `anyOf` list for the response status `200`
  - added `#/components/schemas/last_action_at, subschema #2` to the `data/attributes/last_action_at` response property `anyOf` list for the response status `200`
  - added `#/components/schemas/root_id, subschema #2` to the `data/attributes/root_id` response property `anyOf` list for the response status `200`
  - removed `subschema #1: Single data` from the `data/relationships/actor` response property `anyOf` list for the response status `200`
  - removed `subschema #1: Single data` from the `data/relationships/organization` response property `anyOf` list for the response status `200`
  - removed `subschema #1: Single data` from the `data/relationships/owner` response property `anyOf` list for the response status `200`
  - the response property `data/relationships/actor/anyOf[subschema #2: Not included]/meta` became required for the status `200`
  - the response property `data/relationships/actor/anyOf[subschema #2: Not included]/meta/included` became required for the status `200`
  - the response property `data/relationships/organization/anyOf[subschema #2: Not included]/meta` became required for the status `200`
  - the response property `data/relationships/organization/anyOf[subschema #2: Not included]/meta/included` became required for the status `200`
  - the response property `data/relationships/owner/anyOf[subschema #2: Not included]/meta` became required for the status `200`
  - the response property `data/relationships/owner/anyOf[subschema #2: Not included]/meta/included` became required for the status `200`
  - …this revision’s changelog is incomplete

---

[Operation](https://skmtc.dev/productive/apis/api-documentation/docs/api/v2/notifications/:id/unread/patch.md) - [API](https://skmtc.dev/productive/apis/api-documentation.md) - [Page](https://skmtc.dev/productive/apis/api-documentation/changes/api/v2/notifications/:id/unread/patch)