async def post(self,request_configuration: Optional[RequestConfiguration[QueryParameters]] = None) -> None:
        """
        Calling this method will enable the current user to receive email notifications for this group, about new posts, events, and files in that group. Supported for Microsoft 365 groups only.
        param request_configuration: Configuration for the request such as headers, query parameters, and middleware options.
        Returns: None
        Find more info here: https://learn.microsoft.com/graph/api/group-subscribebymail?view=graph-rest-1.0
        """
        request_info = self.to_post_request_information(
            request_configuration
        )
        from ....models.o_data_errors.o_data_error import ODataError

        error_mapping: dict[str, type[ParsableFactory]] = {
            "XXX": ODataError,
        }
        if not self.request_adapter:
            raise Exception("Http core is null") 
        return await self.request_adapter.send_no_response_content_async(request_info, error_mapping)

        Calling this method will enable the current user to receive email notifications for this group, about new posts, events, and files in that group. Supported for Microsoft 365 groups only.
        param request_configuration: Configuration for the request such as headers, query parameters, and middleware options.
        Returns: None
        Find more info here: https://learn.microsoft.com/graph/api/group-subscribebymail?view=graph-rest-1.0
        
msgraph/generated/groups/item/subscribe_by_mail/subscribe_by_mail_request_builder.py