async def patch(self,body: AccessPackageResourceRole, request_configuration: Optional[RequestConfiguration[QueryParameters]] = None) -> Optional[AccessPackageResourceRole]:
        """
        Update the navigation property roles in identityGovernance
        param body: The request body
        param request_configuration: Configuration for the request such as headers, query parameters, and middleware options.
        Returns: Optional[AccessPackageResourceRole]
        """
        if body is None:
            raise TypeError("body cannot be null.")
        request_info = self.to_patch_request_information(
            body, 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.access_package_resource_role import AccessPackageResourceRole

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

        Update the navigation property roles in identityGovernance
        param body: The request body
        param request_configuration: Configuration for the request such as headers, query parameters, and middleware options.
        Returns: Optional[AccessPackageResourceRole]
        
msgraph/generated/identity_governance/entitlement_management/resource_environments/item/resources/item/roles/item/access_package_resource_role_item_request_builder.py