async def get(self,request_configuration: Optional[RequestConfiguration[CallRecordItemRequestBuilderGetQueryParameters]] = None) -> Optional[CallRecord]:
        """
        Retrieve the properties and relationships of a callRecord object. You can get the id of a callRecord in two ways:* Subscribe to change notifications to the /communications/callRecords endpoint.* Use the callChainId property of a call. The call record is available only after the associated call is completed.
        param request_configuration: Configuration for the request such as headers, query parameters, and middleware options.
        Returns: Optional[CallRecord]
        Find more info here: https://learn.microsoft.com/graph/api/callrecords-callrecord-get?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") 
        from ....models.call_records.call_record import CallRecord

        return await self.request_adapter.send_async(request_info, CallRecord, error_mapping)

        Retrieve the properties and relationships of a callRecord object. You can get the id of a callRecord in two ways:* Subscribe to change notifications to the /communications/callRecords endpoint.* Use the callChainId property of a call. The call record is available only after the associated call is completed.
        param request_configuration: Configuration for the request such as headers, query parameters, and middleware options.
        Returns: Optional[CallRecord]
        Find more info here: https://learn.microsoft.com/graph/api/callrecords-callrecord-get?view=graph-rest-1.0
        
msgraph/generated/communications/call_records/item/call_record_item_request_builder.py