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

# Set Seen

> Sets an appointment invitiation to seen.

NsApiSlow threshold: 2000 ms.



## OpenAPI

````yaml /openapi/agent/openapi-v3-AppointmentAgent.json post /api/v1/Agents/Appointment/SetSeen
openapi: 3.0.0
info:
  version: v1-Agents
  title: SuperOffice Agent API v1
  description: SuperOffice Agent API - AppointmentAgent
  contact:
    name: SuperOffice DevNet
    url: https://docs.superoffice.com/en/api/index.html
    email: sdk@superoffice.com
servers:
  - url: http://localhost:56350
  - url: https://localhost:56350
security: []
tags: []
externalDocs:
  description: >-
    The SuperOffice DevNet Community has more documentation, examples, and
    discussion forums.
  url: https://community.superoffice.com/en/developer/
paths:
  /api/v1/Agents/Appointment/SetSeen:
    post:
      tags:
        - Appointment_Agent
      summary: Set Seen
      description: |-
        Sets an appointment invitiation to seen.

        NsApiSlow threshold: 2000 ms.
      operationId: v1AppointmentAgent_SetSeen
      parameters:
        - name: $select
          in: query
          description: >-
            Optional comma separated list of properties to include in the
            result. Other fields are then nulled out to reduce payload size:
            "Name,department,category". Default = show all fields.
          required: false
          schema:
            type: string
        - name: SO-AppToken
          in: header
          description: >-
            The application token that identifies the partner app. Used when
            calling Online WebAPI from a server.
          required: false
          schema:
            type: string
      requestBody:
        content:
          application/json:
            schema:
              $ref: >-
                #/components/schemas/SuperOffice.WebApi.v1.Carriers.AppointmentCarriers.SetSeenRequest
          text/json:
            schema:
              $ref: >-
                #/components/schemas/SuperOffice.WebApi.v1.Carriers.AppointmentCarriers.SetSeenRequest
          application/xml:
            schema:
              $ref: >-
                #/components/schemas/SuperOffice.WebApi.v1.Carriers.AppointmentCarriers.SetSeenRequest
          text/xml:
            schema:
              $ref: >-
                #/components/schemas/SuperOffice.WebApi.v1.Carriers.AppointmentCarriers.SetSeenRequest
          application/x-www-form-urlencoded:
            schema:
              $ref: >-
                #/components/schemas/SuperOffice.WebApi.v1.Carriers.AppointmentCarriers.SetSeenRequest
          application/json-patch+json:
            schema:
              $ref: >-
                #/components/schemas/SuperOffice.WebApi.v1.Carriers.AppointmentCarriers.SetSeenRequest
          application/merge-patch+json:
            schema:
              $ref: >-
                #/components/schemas/SuperOffice.WebApi.v1.Carriers.AppointmentCarriers.SetSeenRequest
        description: AppointmentId, UpdateMode
        required: true
      responses:
        '204':
          description: No Content
      security:
        - SuperOffice_Password: []
          SuperId_Authentication: []
components:
  schemas:
    SuperOffice.WebApi.v1.Carriers.AppointmentCarriers.SetSeenRequest:
      description: 'SetSeen: Sets an appointment invitiation to seen.'
      type: object
      properties:
        AppointmentId:
          format: int32
          type: integer
        UpdateMode:
          enum:
            - Unknown
            - OnlyThis
            - ThisAndForward
            - StopRecurrence
          type: string

````

## Related topics

- [Set Seen Many](/en/api/reference/restful/agent/appointment_agent/set-seen-many.md)
- [SuperOffice.WebApi.Data.Appointment SetSeenRequest](/en/api/reference/webapi/SuperOffice.WebApi.Data.Appointment_SetSeenRequest.md)
- [SuperOffice.WebApi.Data.Appointment SetSeenManyRequest](/en/api/reference/webapi/SuperOffice.WebApi.Data.Appointment_SetSeenManyRequest.md)
- [NSAppointmentAgent](/en/automation/crmscript/reference/CRMScript.NetServer.NSAppointmentAgent.md)
- [SuperOffice.WebApi.Agents.AppointmentAgent](/en/api/reference/webapi/SuperOffice.WebApi.Agents.AppointmentAgent.md)
- [SuperOffice.WebApi.Agents.IAppointmentAgent](/en/api/reference/webapi/SuperOffice.WebApi.Agents.IAppointmentAgent.md)