async def get(self,request_configuration: Optional[RequestConfiguration[MicrosoftGraphSecurityAsHierarchyRequestBuilderGetQueryParameters]] = None) -> Optional[AsHierarchyGetResponse]:
        """
        List eDiscovery review tags with the tag hierarchy shown.
        param request_configuration: Configuration for the request such as headers, query parameters, and middleware options.
        Returns: Optional[AsHierarchyGetResponse]
        """
        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 .as_hierarchy_get_response import AsHierarchyGetResponse

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

        List eDiscovery review tags with the tag hierarchy shown.
        param request_configuration: Configuration for the request such as headers, query parameters, and middleware options.
        Returns: Optional[AsHierarchyGetResponse]
        
msgraph/generated/security/cases/ediscovery_cases/item/tags/microsoft_graph_security_as_hierarchy/microsoft_graph_security_as_hierarchy_request_builder.py