type property

The public resource type name of the resource on which conditions will be evaluated.

It is configured using the official_name of the ResourceType as defined in service configurations under //configs/cloud/resourcetypes. For example, the official_name for GCP projects is set as 'cloudresourcemanager.googleapis.com/Project' according to //configs/cloud/resourcetypes/google/cloud/resourcemanager/prod.yaml For details see go/iam-conditions-integration-guide.