- `impersonate_service_account` (string) - This allows service account impersonation as per the [docs](https://cloud.google.com/iam/docs/impersonating-service-accounts). - `gcs_object_name` (string) - The name of the GCS object in `bucket` where the RAW disk image will be copied for import. This is treated as a [template engine](/docs/templates/engine). Therefore, you may use user variables and template functions in this field. Defaults to `packer-import-{{timestamp}}.tar.gz`. - `image_description` (string) - The description of the resulting image. - `image_family` (string) - The name of the image family to which the resulting image belongs. - `image_guest_os_features` ([]string) - A list of features to enable on the guest operating system. Applicable only for bootable images. Valid values are `MULTI_IP_SUBNET`, `SECURE_BOOT`, `UEFI_COMPATIBLE`, `VIRTIO_SCSI_MULTIQUEUE` and `WINDOWS` currently. - `image_labels` (map[string]string) - Key/value pair labels to apply to the created image. - `skip_clean` (bool) - Skip removing the TAR file uploaded to the GCS bucket after the import process has completed. "true" means that we should leave it in the GCS bucket, "false" means to clean it out. Defaults to `false`. - `vault_gcp_oauth_engine` (string) - Vault GCP Oauth Engine