HystrixConfigurationStream#observe().com.netflix.hystrix.metric.consumer.HystrixDashboardStreamHystrixRequestEventsStream#observe().HystrixUtilizationStream#observe().HystrixConfigurationStream#observe()HystrixUtilizationStream#observe()HystrixConfigurationStream#observe()
and you can map to JSON string via HystrixConfigurationJsonStream.convertToString(HystrixConfiguration)HystrixUtilizationStream#observe()
and the HystrixUtilizationJsonStream.convertToJson(HystrixUtilization) method