async def get(self,request_configuration: Optional[RequestConfiguration[RoleManagementPoliciesRequestBuilderGetQueryParameters]] = None) -> Optional[UnifiedRoleManagementPolicyCollectionResponse]:
        """
        Get the details of the policies in PIM that can be applied to Microsoft Entra roles or group membership or ownership. To retrieve policies that apply to Azure RBAC, use the Azure REST PIM API for role management policies.
        param request_configuration: Configuration for the request such as headers, query parameters, and middleware options.
        Returns: Optional[UnifiedRoleManagementPolicyCollectionResponse]
        Find more info here: https://learn.microsoft.com/graph/api/policyroot-list-rolemanagementpolicies?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.unified_role_management_policy_collection_response import UnifiedRoleManagementPolicyCollectionResponse

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

        Get the details of the policies in PIM that can be applied to Microsoft Entra roles or group membership or ownership. To retrieve policies that apply to Azure RBAC, use the Azure REST PIM API for role management policies.
        param request_configuration: Configuration for the request such as headers, query parameters, and middleware options.
        Returns: Optional[UnifiedRoleManagementPolicyCollectionResponse]
        Find more info here: https://learn.microsoft.com/graph/api/policyroot-list-rolemanagementpolicies?view=graph-rest-1.0
        
msgraph/generated/policies/role_management_policies/role_management_policies_request_builder.py