> ## Documentation Index
> Fetch the complete documentation index at: https://kaneo.app/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# Mark notification unread

> Mark one notification as unread again. Scoped to the current user, so another user's notification is not found.



## OpenAPI

````yaml /openapi.json patch /notification/{id}/unread
openapi: 3.1.0
info:
  title: Kaneo API
  version: 1.0.0
  description: Kaneo Project Management API - Manage projects, tasks, labels, and more
servers:
  - url: https://cloud.kaneo.app/api
    description: Kaneo API Server
security:
  - bearerAuth: []
paths:
  /notification/{id}/unread:
    patch:
      tags:
        - Notifications
      summary: Mark notification unread
      description: >-
        Mark one notification as unread again. Scoped to the current user, so
        another user's notification is not found.
      operationId: markNotificationAsUnread
      parameters:
        - schema:
            type: string
          required: true
          name: id
          in: path
      responses:
        '200':
          description: The updated notification
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Notification'
        '401':
          description: Missing or invalid credentials
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ApiError'
        '404':
          description: Notification not found
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ApiError'
        '429':
          $ref: '#/components/responses/ApiKeyRateLimited'
components:
  schemas:
    Notification:
      type: object
      properties:
        id:
          type: string
        userId:
          type: string
        title:
          type:
            - string
            - 'null'
        content:
          type:
            - string
            - 'null'
          description: >-
            Free-text body. Null for generated notifications, whose text the
            client renders from type and eventData.
        type:
          type: string
          description: >-
            One of: info, task_created, workspace_created, task_status_changed,
            task_assignee_changed, time_entry_created, due_date_reminder,
            task_overdue, task_mention, task_comment.
        eventData:
          description: >-
            Type-specific payload, e.g. { taskTitle, oldStatus, newStatus,
            projectId, workspaceId }.
        isRead:
          type:
            - boolean
            - 'null'
        resourceId:
          type:
            - string
            - 'null'
          description: The id of the task or workspace the notification points at.
        resourceType:
          type:
            - string
            - 'null'
          description: '`task` or `workspace`.'
        createdAt:
          type: string
          format: date-time
        updatedAt:
          type: string
          format: date-time
      required:
        - id
        - userId
        - title
        - content
        - type
        - isRead
        - resourceId
        - resourceType
        - createdAt
        - updatedAt
    ApiError:
      type: object
      properties:
        message:
          type: string
          description: Human-readable description of the error.
          example: Task not found
        code:
          type: string
          description: >-
            Stable UPPER_SNAKE_CASE code. Derived from the status unless a more
            specific code applies, such as VALIDATION_ERROR or
            MISSING_PERMISSION.
          example: NOT_FOUND
        issues:
          type: array
          items:
            type: object
            properties:
              path:
                type: string
                description: >-
                  Dotted path to the invalid input, prefixed with the request
                  part (body, query, params, header).
                example: body.title
              message:
                type: string
                example: Required
            required:
              - path
              - message
          description: Every validation issue, for VALIDATION_ERROR.
        missingPermissions:
          type: array
          items:
            type: string
          description: >-
            Permissions the caller lacks for this route, as resource:action, for
            MISSING_PERMISSION and API_KEY_SCOPE.
          example:
            - task:update
      required:
        - message
        - code
  responses:
    ApiKeyRateLimited:
      description: >-
        The API key exceeded its rate limit or usage quota. Wait the number of
        seconds in Retry-After before retrying. The X-RateLimit headers are sent
        only when the rate limit was hit.
      headers:
        Retry-After:
          description: >-
            Seconds to wait before retrying. Omitted when an exhausted usage
            quota never refills.
          schema:
            type: integer
        X-RateLimit-Limit:
          description: Requests the API key may make per window.
          schema:
            type: integer
        X-RateLimit-Remaining:
          description: Requests left in the current window.
          schema:
            type: integer
        X-RateLimit-Reset:
          description: Unix time in seconds when the current window resets.
          schema:
            type: integer
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ApiError'
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer
      description: API key or session token (Bearer)

````

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