def by_mailbox_protection_units_bulk_addition_job_id(self,mailbox_protection_units_bulk_addition_job_id: str) -> MailboxProtectionUnitsBulkAdditionJobItemRequestBuilder:
        """
        Provides operations to manage the mailboxProtectionUnitsBulkAdditionJobs property of the microsoft.graph.backupRestoreRoot entity.
        param mailbox_protection_units_bulk_addition_job_id: The unique identifier of mailboxProtectionUnitsBulkAdditionJob
        Returns: MailboxProtectionUnitsBulkAdditionJobItemRequestBuilder
        """
        if mailbox_protection_units_bulk_addition_job_id is None:
            raise TypeError("mailbox_protection_units_bulk_addition_job_id cannot be null.")
        from .item.mailbox_protection_units_bulk_addition_job_item_request_builder import MailboxProtectionUnitsBulkAdditionJobItemRequestBuilder

        url_tpl_params = get_path_parameters(self.path_parameters)
        url_tpl_params["mailboxProtectionUnitsBulkAdditionJob%2Did"] = mailbox_protection_units_bulk_addition_job_id
        return MailboxProtectionUnitsBulkAdditionJobItemRequestBuilder(self.request_adapter, url_tpl_params)

        Provides operations to manage the mailboxProtectionUnitsBulkAdditionJobs property of the microsoft.graph.backupRestoreRoot entity.
        param mailbox_protection_units_bulk_addition_job_id: The unique identifier of mailboxProtectionUnitsBulkAdditionJob
        Returns: MailboxProtectionUnitsBulkAdditionJobItemRequestBuilder
        
msgraph/generated/solutions/backup_restore/mailbox_protection_units_bulk_addition_jobs/mailbox_protection_units_bulk_addition_jobs_request_builder.py