@Override
    public boolean equals(Object obj) {
        if ( ! (obj instanceof Metric) ) return false;
        Metric rhs = (Metric) obj;
        return name.equals(rhs.name)
                && description.equals(rhs.description)
                && value.equals(rhs.value)
                && time.equals(rhs.time)
                && Objects.equals(dimensions, rhs.dimensions)
                && Objects.equals(consumers, rhs.consumers);
    }
@return The UTC timestamp for when this metric was collected
metrics-proxy/src/main/java/ai/vespa/metricsproxy/metric/Metric.java