Get the latest values for a metric, optionally grouped by a label
Metric name (e.g., server.player_count, server.cpu_usage_percent)
Label to group by (e.g., server_group_name, persistent_server_name)
Comma-separated server IDs to filter
Comma-separated server group IDs to filter
Comma-separated persistent server IDs to filter
Comma-separated server group types to filter (e.g., SERVER, PROXY)
OK