Microsoft Graph admin.serviceAnnouncement API

openapi: 3.1.0
info:
  title: Microsoft Graph Admin Admin.admin admin.serviceAnnouncement API
  description: 'Microsoft Graph API for managing administrative resources in Microsoft Entra ID.

    This API enables administrators to manage Microsoft Edge browser settings, Internet Explorer mode configurations,

    site lists, shared browser sites, Microsoft 365 Apps installation options, people insights, service announcements,

    SharePoint settings, Copilot administration, directory administrative units, and admin consent policies.'
  version: 1.0.0
  contact:
    name: Microsoft Graph API Support
    url: https://developer.microsoft.com/graph
servers:
- url: https://graph.microsoft.com/v1.0
  description: Microsoft Graph API v1.0 endpoint
tags:
- name: admin.serviceAnnouncement
paths:
  /admin/serviceAnnouncement/messages:
    description: Provides operations to manage the messages property of the microsoft.graph.serviceAnnouncement entity.
    get:
      tags:
      - admin.serviceAnnouncement
      summary: Microsoft Graph List serviceAnnouncement messages
      description: Retrieve the serviceUpdateMessage resources from the messages navigation property. This operation retrieves all service update messages that exist for the tenant.
      externalDocs:
        description: Find more info here
        url: https://learn.microsoft.com/graph/api/serviceannouncement-list-messages?view=graph-rest-1.0
      operationId: admin.serviceAnnouncement.ListMessages
      parameters:
      - $ref: '#/components/parameters/top'
      - $ref: '#/components/parameters/skip'
      - $ref: '#/components/parameters/search'
      - $ref: '#/components/parameters/filter'
      - $ref: '#/components/parameters/count'
      - name: $orderby
        in: query
        description: Order items by property values
        style: form
        explode: false
        schema:
          uniqueItems: true
          type: array
          items:
            type: string
      - name: $select
        in: query
        description: Select properties to be returned
        style: form
        explode: false
        schema:
          uniqueItems: true
          type: array
          items:
            type: string
      - name: $expand
        in: query
        description: Expand related entities
        style: form
        explode: false
        schema:
          uniqueItems: true
          type: array
          items:
            type: string
      responses:
        2XX:
          $ref: '#/components/responses/microsoft.graph.serviceUpdateMessageCollectionResponse'
        4XX:
          $ref: '#/components/responses/error'
        5XX:
          $ref: '#/components/responses/error'
      x-ms-pageable:
        nextLinkName: '@odata.nextLink'
        operationName: listMore
      x-ms-docs-operation-type: operation
    post:
      tags:
      - admin.serviceAnnouncement
      summary: Microsoft Graph Create new navigation property to messages for admin
      operationId: admin.serviceAnnouncement.CreateMessages
      requestBody:
        description: New navigation property
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/microsoft.graph.serviceUpdateMessage'
        required: true
      responses:
        2XX:
          description: Created navigation property.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/microsoft.graph.serviceUpdateMessage'
        4XX:
          $ref: '#/components/responses/error'
        5XX:
          $ref: '#/components/responses/error'
      x-ms-docs-operation-type: operation
  /admin/serviceAnnouncement/messages/{serviceUpdateMessage-id}:
    description: Provides operations to manage the messages property of the microsoft.graph.serviceAnnouncement entity.
    parameters:
    - name: serviceUpdateMessage-id
      in: path
      description: The unique identifier of serviceUpdateMessage
      required: true
      schema:
        type: string
      x-ms-docs-key-type: serviceUpdateMessage
    get:
      tags:
      - admin.serviceAnnouncement
      summary: Microsoft Graph Get serviceUpdateMessage
      description: Retrieve the properties and relationships of a serviceUpdateMessage object. This operation retrieves a specified service update message for the tenant. The operation returns an error if the message does not exist for the tenant.
      externalDocs:
        description: Find more info here
        url: https://learn.microsoft.com/graph/api/serviceupdatemessage-get?view=graph-rest-1.0
      operationId: admin.serviceAnnouncement.GetMessages
      parameters:
      - name: $select
        in: query
        description: Select properties to be returned
        style: form
        explode: false
        schema:
          uniqueItems: true
          type: array
          items:
            type: string
      - name: $expand
        in: query
        description: Expand related entities
        style: form
        explode: false
        schema:
          uniqueItems: true
          type: array
          items:
            type: string
      responses:
        2XX:
          description: Retrieved navigation property
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/microsoft.graph.serviceUpdateMessage'
        4XX:
          $ref: '#/components/responses/error'
        5XX:
          $ref: '#/components/responses/error'
      x-ms-docs-operation-type: operation
    patch:
      tags:
      - admin.serviceAnnouncement
      summary: Microsoft Graph Update the navigation property messages in admin
      operationId: admin.serviceAnnouncement.UpdateMessages
      requestBody:
        description: New navigation property values
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/microsoft.graph.serviceUpdateMessage'
        required: true
      responses:
        2XX:
          description: Success
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/microsoft.graph.serviceUpdateMessage'
        4XX:
          $ref: '#/components/responses/error'
        5XX:
          $ref: '#/components/responses/error'
      x-ms-docs-operation-type: operation
    delete:
      tags:
      - admin.serviceAnnouncement
      summary: Microsoft Graph Delete navigation property messages for admin
      operationId: admin.serviceAnnouncement.DeleteMessages
      parameters:
      - name: If-Match
        in: header
        description: ETag
        schema:
          type: string
      responses:
        '204':
          description: Success
        4XX:
          $ref: '#/components/responses/error'
        5XX:
          $ref: '#/components/responses/error'
      x-ms-docs-operation-type: operation
  /admin/serviceAnnouncement/messages/{serviceUpdateMessage-id}/attachments:
    description: Provides operations to manage the attachments property of the microsoft.graph.serviceUpdateMessage entity.
    parameters:
    - name: serviceUpdateMessage-id
      in: path
      description: The unique identifier of serviceUpdateMessage
      required: true
      schema:
        type: string
      x-ms-docs-key-type: serviceUpdateMessage
    get:
      tags:
      - admin.serviceAnnouncement
      summary: Microsoft Graph List attachments
      description: Get the list of attachments associated with a service message.
      externalDocs:
        description: Find more info here
        url: https://learn.microsoft.com/graph/api/serviceupdatemessage-list-attachments?view=graph-rest-1.0
      operationId: admin.serviceAnnouncement.messages.ListAttachments
      parameters:
      - $ref: '#/components/parameters/top'
      - $ref: '#/components/parameters/skip'
      - $ref: '#/components/parameters/search'
      - $ref: '#/components/parameters/filter'
      - $ref: '#/components/parameters/count'
      - name: $orderby
        in: query
        description: Order items by property values
        style: form
        explode: false
        schema:
          uniqueItems: true
          type: array
          items:
            type: string
      - name: $select
        in: query
        description: Select properties to be returned
        style: form
        explode: false
        schema:
          uniqueItems: true
          type: array
          items:
            type: string
      - name: $expand
        in: query
        description: Expand related entities
        style: form
        explode: false
        schema:
          uniqueItems: true
          type: array
          items:
            type: string
      responses:
        2XX:
          $ref: '#/components/responses/microsoft.graph.serviceAnnouncementAttachmentCollectionResponse'
        4XX:
          $ref: '#/components/responses/error'
        5XX:
          $ref: '#/components/responses/error'
      x-ms-pageable:
        nextLinkName: '@odata.nextLink'
        operationName: listMore
      x-ms-docs-operation-type: operation
    post:
      tags:
      - admin.serviceAnnouncement
      summary: Microsoft Graph Create new navigation property to attachments for admin
      operationId: admin.serviceAnnouncement.messages.CreateAttachments
      requestBody:
        description: New navigation property
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/microsoft.graph.serviceAnnouncementAttachment'
        required: true
      responses:
        2XX:
          description: Created navigation property.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/microsoft.graph.serviceAnnouncementAttachment'
        4XX:
          $ref: '#/components/responses/error'
        5XX:
          $ref: '#/components/responses/error'
      x-ms-docs-operation-type: operation
  /admin/serviceAnnouncement/messages/{serviceUpdateMessage-id}/attachments/{serviceAnnouncementAttachment-id}:
    description: Provides operations to manage the attachments property of the microsoft.graph.serviceUpdateMessage entity.
    parameters:
    - name: serviceUpdateMessage-id
      in: path
      description: The unique identifier of serviceUpdateMessage
      required: true
      schema:
        type: string
      x-ms-docs-key-type: serviceUpdateMessage
    - name: serviceAnnouncementAttachment-id
      in: path
      description: The unique identifier of serviceAnnouncementAttachment
      required: true
      schema:
        type: string
      x-ms-docs-key-type: serviceAnnouncementAttachment
    get:
      tags:
      - admin.serviceAnnouncement
      summary: Microsoft Graph Get serviceAnnouncementAttachment
      description: Read the properties and relationships of a serviceAnnouncementAttachment object.
      externalDocs:
        description: Find more info here
        url: https://learn.microsoft.com/graph/api/serviceannouncementattachment-get?view=graph-rest-1.0
      operationId: admin.serviceAnnouncement.messages.GetAttachments
      parameters:
      - name: $select
        in: query
        description: Select properties to be returned
        style: form
        explode: false
        schema:
          uniqueItems: true
          type: array
          items:
            type: string
      - name: $expand
        in: query
        description: Expand related entities
        style: form
        explode: false
        schema:
          uniqueItems: true
          type: array
          items:
            type: string
      responses:
        2XX:
          description: Retrieved navigation property
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/microsoft.graph.serviceAnnouncementAttachment'
        4XX:
          $ref: '#/components/responses/error'
        5XX:
          $ref: '#/components/responses/error'
      x-ms-docs-operation-type: operation
    patch:
      tags:
      - admin.serviceAnnouncement
      summary: Microsoft Graph Update the navigation property attachments in admin
      operationId: admin.serviceAnnouncement.messages.UpdateAttachments
      requestBody:
        description: New navigation property values
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/microsoft.graph.serviceAnnouncementAttachment'
        required: true
      responses:
        2XX:
          description: Success
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/microsoft.graph.serviceAnnouncementAttachment'
        4XX:
          $ref: '#/components/responses/error'
        5XX:
          $ref: '#/components/responses/error'
      x-ms-docs-operation-type: operation
    delete:
      tags:
      - admin.serviceAnnouncement
      summary: Microsoft Graph Delete navigation property attachments for admin
      operationId: admin.serviceAnnouncement.messages.DeleteAttachments
      parameters:
      - name: If-Match
        in: header
        description: ETag
        schema:
          type: string
      responses:
        '204':
          description: Success
        4XX:
          $ref: '#/components/responses/error'
        5XX:
          $ref: '#/components/responses/error'
      x-ms-docs-operation-type: operation
  /admin/serviceAnnouncement/messages/{serviceUpdateMessage-id}/attachments/{serviceAnnouncementAttachment-id}/content:
    description: Provides operations to manage the media for the admin entity.
    parameters:
    - name: serviceUpdateMessage-id
      in: path
      description: The unique identifier of serviceUpdateMessage
      required: true
      schema:
        type: string
      x-ms-docs-key-type: serviceUpdateMessage
    - name: serviceAnnouncementAttachment-id
      in: path
      description: The unique identifier of serviceAnnouncementAttachment
      required: true
      schema:
        type: string
      x-ms-docs-key-type: serviceAnnouncementAttachment
    get:
      tags:
      - admin.serviceAnnouncement
      summary: Microsoft Graph Get serviceAnnouncementAttachment
      description: Read the properties and relationships of a serviceAnnouncementAttachment object.
      externalDocs:
        description: Find more info here
        url: https://learn.microsoft.com/graph/api/serviceannouncementattachment-get?view=graph-rest-1.0
      operationId: admin.serviceAnnouncement.messages.GetAttachmentsContent
      responses:
        2XX:
          description: Retrieved media content
          content:
            application/octet-stream:
              schema:
                type: string
                format: binary
        4XX:
          $ref: '#/components/responses/error'
        5XX:
          $ref: '#/components/responses/error'
    put:
      tags:
      - admin.serviceAnnouncement
      summary: Microsoft Graph Update content for the navigation property attachments in admin
      description: The attachment content.
      operationId: admin.serviceAnnouncement.messages.UpdateAttachmentsContent
      requestBody:
        description: New media content.
        content:
          application/octet-stream:
            schema:
              type: string
              format: binary
        required: true
      responses:
        2XX:
          description: Success
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/microsoft.graph.serviceAnnouncementAttachment'
        4XX:
          $ref: '#/components/responses/error'
        5XX:
          $ref: '#/components/responses/error'
    delete:
      tags:
      - admin.serviceAnnouncement
      summary: Microsoft Graph Delete content for the navigation property attachments in admin
      description: The attachment content.
      operationId: admin.serviceAnnouncement.messages.DeleteAttachmentsContent
      parameters:
      - name: If-Match
        in: header
        description: ETag
        schema:
          type: string
      responses:
        '204':
          description: Success
        4XX:
          $ref: '#/components/responses/error'
        5XX:
          $ref: '#/components/responses/error'
  /admin/serviceAnnouncement/messages/{serviceUpdateMessage-id}/attachments/$count:
    description: Provides operations to count the resources in the collection.
    parameters:
    - name: serviceUpdateMessage-id
      in: path
      description: The unique identifier of serviceUpdateMessage
      required: true
      schema:
        type: string
      x-ms-docs-key-type: serviceUpdateMessage
    get:
      tags:
      - admin.serviceAnnouncement
      summary: Microsoft Graph Get the number of the resource
      operationId: admin.serviceAnnouncement.messages.attachments.GetCount-e0ef
      parameters:
      - $ref: '#/components/parameters/search'
      - $ref: '#/components/parameters/filter'
      responses:
        2XX:
          $ref: '#/components/responses/ODataCountResponse'
        4XX:
          $ref: '#/components/responses/error'
        5XX:
          $ref: '#/components/responses/error'
  /admin/serviceAnnouncement/messages/{serviceUpdateMessage-id}/attachmentsArchive:
    description: Provides operations to manage the media for the admin entity.
    parameters:
    - name: serviceUpdateMessage-id
      in: path
      description: The unique identifier of serviceUpdateMessage
      required: true
      schema:
        type: string
      x-ms-docs-key-type: serviceUpdateMessage
    get:
      tags:
      - admin.serviceAnnouncement
      summary: Microsoft Graph List attachments
      description: Get the list of attachments associated with a service message.
      externalDocs:
        description: Find more info here
        url: https://learn.microsoft.com/graph/api/serviceupdatemessage-list-attachments?view=graph-rest-1.0
      operationId: admin.serviceAnnouncement.GetMessagesAttachmentsArchive
      responses:
        2XX:
          description: Retrieved media content
          content:
            application/octet-stream:
              schema:
                type: string
                format: binary
        4XX:
          $ref: '#/components/responses/error'
        5XX:
          $ref: '#/components/responses/error'
    put:
      tags:
      - admin.serviceAnnouncement
      summary: Microsoft Graph Update attachmentsArchive for the navigation property messages in admin
      description: The zip file that contains all attachments for a message.
      operationId: admin.serviceAnnouncement.UpdateMessagesAttachmentsArchive
      requestBody:
        description: New media content.
        content:
          application/octet-stream:
            schema:
              type: string
              format: binary
        required: true
      responses:
        2XX:
          description: Success
        4XX:
          $ref: '#/components/responses/error'
        5XX:
          $ref: '#/components/responses/error'
    delete:
      tags:
      - admin.serviceAnnouncement
      summary: Microsoft Graph Delete attachmentsArchive for the navigation property messages in admin
      description: The zip file that contains all attachments for a message.
      operationId: admin.serviceAnnouncement.DeleteMessagesAttachmentsArchive
      parameters:
      - name: If-Match
        in: header
        description: ETag
        schema:
          type: string
      responses:
        '204':
          description: Success
        4XX:
          $ref: '#/components/responses/error'
        5XX:
          $ref: '#/components/responses/error'
  /admin/serviceAnnouncement/messages/$count:
    description: Provides operations to count the resources in the collection.
    get:
      tags:
      - admin.serviceAnnouncement
      summary: Microsoft Graph Get the number of the resource
      operationId: admin.serviceAnnouncement.messages.GetCount-0cc9
      parameters:
      - $ref: '#/components/parameters/search'
      - $ref: '#/components/parameters/filter'
      responses:
        2XX:
          $ref: '#/components/responses/ODataCountResponse'
        4XX:
          $ref: '#/components/responses/error'
        5XX:
          $ref: '#/components/responses/error'
  /admin/serviceAnnouncement/messages/archive:
    description: Provides operations to call the archive method.
    post:
      tags:
      - admin.serviceAnnouncement
      summary: Microsoft Graph Invoke action archive
      description: Archive a list of serviceUpdateMessages for the signed in user.
      externalDocs:
        description: Find more info here
        url: https://learn.microsoft.com/graph/api/serviceupdatemessage-archive?view=graph-rest-1.0
      operationId: admin.serviceAnnouncement.messages.archive
      requestBody:
        description: Action parameters
        content:
          application/json:
            schema:
              type: object
              properties:
                messageIds:
                  type: array
                  items:
                    type: string
                    nullable: true
        required: true
      responses:
        2XX:
          description: Success
          content:
            application/json:
              schema:
                type: object
                properties:
                  value:
                    type: boolean
                    default: false
                    nullable: true
        4XX:
          $ref: '#/components/responses/error'
        5XX:
          $ref: '#/components/responses/error'
      x-ms-docs-operation-type: action
  /admin/serviceAnnouncement/messages/favorite:
    description: Provides operations to call the favorite method.
    post:
      tags:
      - admin.serviceAnnouncement
      summary: Microsoft Graph Invoke action favorite
      description: Change the status of a list of serviceUpdateMessages to favorite for the signed in user.
      externalDocs:
        description: Find more info here
        url: https://learn.microsoft.com/graph/api/serviceupdatemessage-favorite?view=graph-rest-1.0
      operationId: admin.serviceAnnouncement.messages.favorite
      requestBody:
        description: Action parameters
        content:
          application/json:
            schema:
              type: object
              properties:
                messageIds:
                  type: array
                  items:
                    type: string
                    nullable: true
        required: true
      responses:
        2XX:
          description: Success
          content:
            application/json:
              schema:
                type: object
                properties:
                  value:
                    type: boolean
                    default: false
                    nullable: true
        4XX:
          $ref: '#/components/responses/error'
        5XX:
          $ref: '#/components/responses/error'
      x-ms-docs-operation-type: action
  /admin/serviceAnnouncement/messages/markRead:
    description: Provides operations to call the markRead method.
    post:
      tags:
      - admin.serviceAnnouncement
      summary: Microsoft Graph Invoke action markRead
      description: Mark a list of serviceUpdateMessages as read for the signed in user.
      externalDocs:
        description: Find more info here
        url: https://learn.microsoft.com/graph/api/serviceupdatemessage-markread?view=graph-rest-1.0
      operationId: admin.serviceAnnouncement.messages.markRead
      requestBody:
        description: Action parameters
        content:
          application/json:
            schema:
              type: object
              properties:
                messageIds:
                  type: array
                  items:
                    type: string
                    nullable: true
        required: true
      responses:
        2XX:
          description: Success
          content:
            application/json:
              schema:
                type: object
                properties:
                  value:
                    type: boolean
                    default: false
                    nullable: true
        4XX:
          $ref: '#/components/responses/error'
        5XX:
          $ref: '#/components/responses/error'
      x-ms-docs-operation-type: action
  /admin/serviceAnnouncement/messages/markUnread:
    description: Provides operations to call the markUnread method.
    post:
      tags:
      - admin.serviceAnnouncement
      summary: Microsoft Graph Invoke action markUnread
      description: Mark a list of serviceUpdateMessages as unread for the signed in user.
      externalDocs:
        description: Find more info here
        url: https://learn.microsoft.com/graph/api/serviceupdatemessage-markunread?view=graph-rest-1.0
      operationId: admin.serviceAnnouncement.messages.markUnread
      requestBody:
        description: Action parameters
        content:
          application/json:
            schema:
              type: object
              properties:
                messageIds:
                  type: array
                  items:
                    type: string
                    nullable: true
        required: true
      responses:
        2XX:
          description: Success
          content:
            application/json:
              schema:
                type: object
                properties:
                  value:
                    type: boolean
                    default: false
                    nullable: true
        4XX:
          $ref: '#/components/responses/error'
        5XX:
          $ref: '#/components/responses/error'
      x-ms-docs-operation-type: action
  /admin/serviceAnnouncement/messages/unarchive:
    description: Provides operations to call the unarchive method.
    post:
      tags:
      - admin.serviceAnnouncement
      summary: Microsoft Graph Invoke action unarchive
      description: Unarchive a list of serviceUpdateMessages for the signed in user.
      externalDocs:
        description: Find more info here
        url: https://learn.microsoft.com/graph/api/serviceupdatemessage-unarchive?view=graph-rest-1.0
      operationId: admin.serviceAnnouncement.messages.unarchive
      requestBody:
        description: Action parameters
        content:
          application/json:
            schema:
              type: object
              properties:
                messageIds:
                  type: array
                  items:
                    type: string
                    nullable: true
        required: true
      responses:
        2XX:
          description: Success
          content:
            application/json:
              schema:
                type: object
                properties:
                  value:
                    type: boolean
                    default: false
                    nullable: true
        4XX:
          $ref: '#/components/responses/error'
        5XX:
          $ref: '#/components/responses/error'
      x-ms-docs-operation-type: action
  /admin/serviceAnnouncement/messages/unfavorite:
    description: Provides operations to call the unfavorite method.
    post:
      tags:
      - admin.serviceAnnouncement
      summary: Microsoft Graph Invoke action unfavorite
      description: Remove the favorite status of serviceUpdateMessages for the signed in user.
      externalDocs:
        description: Find more info here
        url: https://learn.microsoft.com/graph/api/serviceupdatemessage-unfavorite?view=graph-rest-1.0
      operationId: admin.serviceAnnouncement.messages.unfavorite
      requestBody:
        description: Action parameters
        content:
          application/json:
            schema:
              type: object
              properties:
                messageIds:
                  type: array
                  items:
                    type: string
                    nullable: true
        required: true
      responses:
        2XX:
          description: Success
          content:
            application/json:
              schema:
                type: object
                properties:
                  value:
                    type: boolean
                    default: false
                    nullable: true
        4XX:
          $ref: '#/components/responses/error'
        5XX:
          $ref: '#/components/responses/error'
      x-ms-docs-operation-type: action
  /admin/serviceAnnouncement:
    description: Provides operations to manage the serviceAnnouncement property of the microsoft.graph.admin entity.
    get:
      tags:
      - admin.serviceAnnouncement
      summary: Microsoft Graph Get serviceAnnouncement from admin
      description: A container for service communications resources. Read-only.
      operationId: admin.GetServiceAnnouncement
      parameters:
      - name: $select
        in: query
        description: Select properties to be returned
        style: form
        explode: false
        schema:
          uniqueItems: true
          type: array
          items:
            type: string
      - name: $expand
        in: query
        description: Expand related entities
        style: form
        explode: false
        schema:
          uniqueItems: true
          type: array
          items:
            type: string
      responses:
        2XX:
          description: Retrieved navigation property
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/microsoft.graph.serviceAnnouncement'
        4XX:
          $ref: '#/components/responses/error'
        5XX:
          $ref: '#/components/responses/error'
      x-ms-docs-operation-type: operation
    patch:
      tags:
      - admin.serviceAnnouncement
      summary: Microsoft Graph Update the navigation property serviceAnnouncement in admin
      operationId: admin.UpdateServiceAnnouncement
      requestBody:
        description: New navigation property values
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/microsoft.graph.serviceAnnouncement'
        required: true
      responses:
        2XX:
          description: Success
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/microsoft.graph.serviceAnnouncement'
        4XX:
          $ref: '#/components/responses/error'
        5XX:
          $ref: '#/components/responses/error'
      x-ms-docs-operation-type: operation
    delete:
      tags:
      - admin.serviceAnnouncement
      summary: Microsoft Graph Delete navigation property serviceAnnouncement for admin
      operationId: admin.DeleteServiceAnnouncement
      parameters:
      - name: If-Match
        in: header
        description: ETag
        schema:
          type: string
      responses:
        '204':
          description: Success
        4XX:
          $ref: '#/components/responses/error'
        5XX:
          $ref: '#/components/responses/error'
      x-ms-docs-operation-type: operation
  /admin/serviceAnnouncement/healthOverviews:
    description: Provides operations to manage the healthOverviews property of the microsoft.graph.serviceAnnouncement entity.
    get:
      tags:
      - admin.serviceAnnouncement
      summary: Microsoft Graph List healthOverviews
      description: Retrieve the serviceHealth resources from the healthOverviews navigation property. This operation provides the health report of all subscribed services for a tenant.
      externalDocs:
        description: Find more info here
        url: https://learn.microsoft.com/graph/api/serviceannouncement-list-healthoverviews?view=graph-rest-1.0
      operationId: admin.serviceAnnouncement.ListHealthOverviews
      parameters:
      - $ref: '#/components/parameters/top'
      - $ref: '#/components/parameters/skip'
      - $ref: '#/components/parameters/search'
      - $ref: '#/components/parameters/filter'
      - $ref: '#/components/parameters/count'
      - name: $orderby
        in: query
        description: Order items by property values
        style: form
        explode: false
        schema:
          uniqueItems: true
          type: array
          items:
            type: string
      - name: $select
        in: query
        description: Select properties to be returned
        style: form
        explode: false
        schema:
          uniqueItems: true
          type: array
          items:
            type: string
      - name: $expand
        in: query
   

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