MetricsAPIPorton 15000 port instance(target) - container name, used in 'instance' field for metrics coming from Prometheus.
In the given dashboard, instances names are: example-node, make sure to change according to your setup in the dashboard_ssv_operator.json or change in the dashboard settings validator_dashboard_id - exists only in operator dashboard, points to validator dashboard in the set in the dashboard_ssv_operator.json or change in the dashboard settings