code: def get(cls, attachment_public_uuid, custom_headers=None):
          
  
          if custom_headers is None:
              custom_headers = {}
  
          api_client = client.ApiClient(cls._get_api_context())
          endpoint_url = cls._ENDPOINT_URL_READ.format(attachment_public_uuid)
          response_raw = api_client.get(endpoint_url, {}, custom_headers)
  
          return BunqResponseAttachmentPublic.cast_from_bunq_response(
              cls._from_json(response_raw, cls._OBJECT_TYPE_GET)
          )
docs: Get a specific attachment's metadata through its UUID. The Content-Type
          header of the response will describe the MIME type of the attachment
          file.
  
          :type api_context: context.ApiContext
          :type attachment_public_uuid: str
          :type custom_headers: dict[str, str]|None
  
          :rtype: BunqResponseAttachmentPublic