HTTP 400 Bad Request

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at ru.semiot.platform.apigateway.beans.impl.DeviceProxyService.lambda$executeCommand$0(
at rx.internal.operators.OperatorMap$1.onNext(
at rx.internal.operators.NotificationLite.accept(
at rx.internal.operators.OperatorObserveOn$ObserveOnSubscriber.pollQueue(
at rx.internal.operators.OperatorObserveOn$ObserveOnSubscriber$
at rx.schedulers.ExecutorScheduler$
at java.util.concurrent.Executors$
at java.util.concurrent.ThreadPoolExecutor.runWorker(
at java.util.concurrent.ThreadPoolExecutor$

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