def by_online_meeting_id(self,online_meeting_id: str) -> OnlineMeetingItemRequestBuilder:
        """
        Provides operations to manage the onlineMeetings property of the microsoft.graph.cloudCommunications entity.
        param online_meeting_id: The unique identifier of onlineMeeting
        Returns: OnlineMeetingItemRequestBuilder
        """
        if online_meeting_id is None:
            raise TypeError("online_meeting_id cannot be null.")
        from .item.online_meeting_item_request_builder import OnlineMeetingItemRequestBuilder

        url_tpl_params = get_path_parameters(self.path_parameters)
        url_tpl_params["onlineMeeting%2Did"] = online_meeting_id
        return OnlineMeetingItemRequestBuilder(self.request_adapter, url_tpl_params)

        Provides operations to manage the onlineMeetings property of the microsoft.graph.cloudCommunications entity.
        param online_meeting_id: The unique identifier of onlineMeeting
        Returns: OnlineMeetingItemRequestBuilder
        
msgraph/generated/communications/online_meetings/online_meetings_request_builder.py