def by_site_protection_units_bulk_addition_job_id(self,site_protection_units_bulk_addition_job_id: str) -> SiteProtectionUnitsBulkAdditionJobItemRequestBuilder:
        """
        Provides operations to manage the siteProtectionUnitsBulkAdditionJobs property of the microsoft.graph.backupRestoreRoot entity.
        param site_protection_units_bulk_addition_job_id: The unique identifier of siteProtectionUnitsBulkAdditionJob
        Returns: SiteProtectionUnitsBulkAdditionJobItemRequestBuilder
        """
        if site_protection_units_bulk_addition_job_id is None:
            raise TypeError("site_protection_units_bulk_addition_job_id cannot be null.")
        from .item.site_protection_units_bulk_addition_job_item_request_builder import SiteProtectionUnitsBulkAdditionJobItemRequestBuilder

        url_tpl_params = get_path_parameters(self.path_parameters)
        url_tpl_params["siteProtectionUnitsBulkAdditionJob%2Did"] = site_protection_units_bulk_addition_job_id
        return SiteProtectionUnitsBulkAdditionJobItemRequestBuilder(self.request_adapter, url_tpl_params)

        Provides operations to manage the siteProtectionUnitsBulkAdditionJobs property of the microsoft.graph.backupRestoreRoot entity.
        param site_protection_units_bulk_addition_job_id: The unique identifier of siteProtectionUnitsBulkAdditionJob
        Returns: SiteProtectionUnitsBulkAdditionJobItemRequestBuilder
        
msgraph/generated/solutions/backup_restore/site_protection_units_bulk_addition_jobs/site_protection_units_bulk_addition_jobs_request_builder.py