public Map<MetricName, Metric> adminClientMetrics() {
        return ClientUtils.adminClientMetrics(adminClient);
    }
Produces a string representation containing useful information about a StreamThread, starting with the given indent.
This is useful in debugging scenarios.

@return A string representation of the StreamThread instance.
streams/src/main/java/org/apache/kafka/streams/processor/internals/StreamThread.java