async def get(self,request_configuration: Optional[RequestConfiguration[QueryParameters]] = None) -> Optional[bytes]:
        """
        Provide the Post-Incident Review (PIR) document of a specified service issue for tenant.  An issue only with status of PostIncidentReviewPublished indicates that the PIR document exists for the issue. The operation returns an error if the specified issue doesn't exist for the tenant or if PIR document does not exist for the issue.
        param request_configuration: Configuration for the request such as headers, query parameters, and middleware options.
        Returns: bytes
        Find more info here: https://learn.microsoft.com/graph/api/servicehealthissue-incidentreport?view=graph-rest-1.0
        """
        request_info = self.to_get_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_primitive_async(request_info, "bytes", error_mapping)

        Provide the Post-Incident Review (PIR) document of a specified service issue for tenant.  An issue only with status of PostIncidentReviewPublished indicates that the PIR document exists for the issue. The operation returns an error if the specified issue doesn't exist for the tenant or if PIR document does not exist for the issue.
        param request_configuration: Configuration for the request such as headers, query parameters, and middleware options.
        Returns: bytes
        Find more info here: https://learn.microsoft.com/graph/api/servicehealthissue-incidentreport?view=graph-rest-1.0
        
msgraph/generated/admin/service_announcement/issues/item/incident_report/incident_report_request_builder.py