- `instance_cores` (int) - The number of cores available to the instance. - `instance_gpus` (int) - The number of GPU available to the instance. - `instance_mem_gb` (int) - The amount of memory available to the instance, specified in gigabytes. - `instance_name` (string) - The name assigned to the instance. - `platform_id` (string) - Identifier of the hardware platform configuration for the instance. This defaults to `standard-v2`. - `labels` (map[string]string) - Key/value pair labels to apply to the launched instance. - `metadata` (map[string]string) - Metadata applied to the launched instance. - `metadata_from_file` (map[string]string) - Metadata applied to the launched instance. The values in this map are the paths to the content files for the corresponding metadata keys. - `preemptible` (bool) - Launch a preemptible instance. This defaults to `false`.