:doc:`ChimeSDKMessaging <../../chime-sdk-messaging>` / Client / update_channel_read_marker

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update_channel_read_marker
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.. py:method:: ChimeSDKMessaging.Client.update_channel_read_marker(**kwargs)

  

  The details of the time when a user last read messages in a channel.

   

  .. note::

    

    The ``x-amz-chime-bearer`` request header is mandatory. Use the ARN of the ``AppInstanceUser`` or ``AppInstanceBot`` that makes the API call as the value in the header.

    

  

  See also: `AWS API Documentation <https://docs.aws.amazon.com/goto/WebAPI/chime-sdk-messaging-2021-05-15/UpdateChannelReadMarker>`_  


  **Request Syntax**
  ::

    response = client.update_channel_read_marker(
        ChannelArn='string',
        ChimeBearer='string'
    )
    
  :type ChannelArn: string
  :param ChannelArn: **[REQUIRED]** 

    The ARN of the channel.

    

  
  :type ChimeBearer: string
  :param ChimeBearer: **[REQUIRED]** 

    The ARN of the ``AppInstanceUser`` or ``AppInstanceBot`` that makes the API call.

    

  
  
  :rtype: dict
  :returns: 
    
    **Response Syntax**

    
    ::

      {
          'ChannelArn': 'string'
      }
      
    **Response Structure**

    

    - *(dict) --* 
      

      - **ChannelArn** *(string) --* 

        The ARN of the channel.

        
  
  **Exceptions**
  
  *   :py:class:`ChimeSDKMessaging.Client.exceptions.BadRequestException`

  
  *   :py:class:`ChimeSDKMessaging.Client.exceptions.ForbiddenException`

  
  *   :py:class:`ChimeSDKMessaging.Client.exceptions.ConflictException`

  
  *   :py:class:`ChimeSDKMessaging.Client.exceptions.UnauthorizedClientException`

  
  *   :py:class:`ChimeSDKMessaging.Client.exceptions.ThrottledClientException`

  
  *   :py:class:`ChimeSDKMessaging.Client.exceptions.ServiceUnavailableException`

  
  *   :py:class:`ChimeSDKMessaging.Client.exceptions.ServiceFailureException`

  