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    String value [truncated]: org.springframework.web.bind.support.WebExchangeBindException: Validation failed for argument at index 0 in method: public reactor.core.publisher.Mono<TUploadResponse> ru.sintezat.asu.processing.files.controller.
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    String value: org.springframework.web.reactive.result.method.annotation.AbstractMessageReaderArgumentResolver.lambda$readBody$5:197
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    String value: reactor.core.publisher.FluxSwitchIfEmpty$SwitchIfEmptySubscriber.onNext:73
    String value: reactor.core.publisher.FluxOnErrorResume$ResumeSubscriber.onNext:79
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    String value: reactor.core.publisher.MonoFlatMap$FlatMapMain.onNext:151
    String value: reactor.core.publisher.FluxContextWrite$ContextWriteSubscriber.onNext:107
    String value: reactor.core.publisher.FluxMapFuseable$MapFuseableConditionalSubscriber.onNext:295
    String value: reactor.core.publisher.FluxFilterFuseable$FilterFuseableConditionalSubscriber.onNext:337
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    String value: reactor.core.publisher.MonoCollect$CollectSubscriber.onComplete:159
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    String value: reactor.core.publisher.FluxPeek$PeekSubscriber.onComplete:259
    String value: reactor.core.publisher.FluxMap$MapSubscriber.onComplete:142
    String value: reactor.netty.channel.FluxReceive.onInboundComplete:401
    String value: reactor.netty.channel.ChannelOperations.onInboundComplete:416
    String value: reactor.netty.http.server.HttpServerOperations.onInboundNext:556
    String value: reactor.netty.channel.ChannelOperationsHandler.channelRead:94
    String value: io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead:379
    String value: io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead:365
    String value: io.netty.channel.AbstractChannelHandlerContext.fireChannelRead:357
    String value: reactor.netty.http.server.HttpTrafficHandler.channelRead:253
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    String value: io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead:365
    String value: io.netty.channel.AbstractChannelHandlerContext.fireChannelRead:357
    String value: io.netty.channel.CombinedChannelDuplexHandler$DelegatingChannelHandlerContext.fireChannelRead:436
    String value: io.netty.handler.codec.ByteToMessageDecoder.fireChannelRead:324
    String value: io.netty.handler.codec.ByteToMessageDecoder.channelRead:296
    String value: io.netty.channel.CombinedChannelDuplexHandler.channelRead:251
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    String value: io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead:365
    String value: io.netty.channel.AbstractChannelHandlerContext.fireChannelRead:357
    String value: io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead:1410
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    String value: io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead:365
    String value: io.netty.channel.DefaultChannelPipeline.fireChannelRead:919
    String value: io.netty.channel.epoll.AbstractEpollStreamChannel$EpollStreamUnsafe.epollInReady:795
    String value: io.netty.channel.epoll.EpollEventLoop.processReady:480
    String value: io.netty.channel.epoll.EpollEventLoop.run:378
    String value: io.netty.util.concurrent.SingleThreadEventExecutor$4.run:989
    String value: io.netty.util.internal.ThreadExecutorMap$2.run:74
    String value: io.netty.util.concurrent.FastThreadLocalRunnable.run:30
    String value: java.lang.Thread.run:831