I collected the debug logs for thee tests. The dimmer I am testing is node 85 and is called TestBench.
The first test shows logs captured by pressing the button on the device (on then off)
2019-11-07 17:22:31.323 [DEBUG] [WaveSerialHandler$ZWaveReceiveThread] - Receive Message = 01 1C 00 49 84 55 16 04 11 01 5E 26 85 59 55 86 72 5A 73 77 70 2B 2C 71 75 98 9F 6C 7A 40
2019-11-07 17:22:31.340 [DEBUG] [nal.protocol.ZWaveTransactionManager] - processReceiveMessage input 0<>128 : Message: class=ApplicationUpdate[73], type=Request[0], dest=85, callback=132, payload=84 55 16 04 11 01 5E 26 85 59 55 86 72 5A 73 77 70 2B 2C 71 75 98 9F 6C 7A
2019-11-07 17:22:31.349 [DEBUG] [WaveSerialHandler$ZWaveReceiveThread] - Receive Message = 01 09 00 04 00 55 03 20 03 63 E4
2019-11-07 17:22:31.349 [DEBUG] [nal.protocol.ZWaveTransactionManager] - Received msg (0): Message: class=ApplicationUpdate[73], type=Request[0], dest=85, callback=132, payload=84 55 16 04 11 01 5E 26 85 59 55 86 72 5A 73 77 70 2B 2C 71 75 98 9F 6C 7A
2019-11-07 17:22:31.356 [DEBUG] [nal.protocol.ZWaveTransactionManager] - processReceiveMessage input 0<>128 : Message: class=ApplicationCommandHandler[4], type=Request[0], dest=85, callback=0, payload=00 55 03 20 03 63
2019-11-07 17:22:31.358 [DEBUG] [nal.protocol.ZWaveTransactionManager] - lastTransaction null
2019-11-07 17:22:31.365 [DEBUG] [nal.protocol.ZWaveTransactionManager] - Checking outstanding transactions: 0
2019-11-07 17:22:31.369 [DEBUG] [nal.protocol.ZWaveTransactionManager] - Last transaction: null
2019-11-07 17:22:31.375 [DEBUG] [ve.internal.protocol.ZWaveController] - Incoming Message: Message: class=ApplicationUpdate[73], type=Request[0], dest=85, callback=132, payload=84 55 16 04 11 01 5E 26 85 59 55 86 72 5A 73 77 70 2B 2C 71 75 98 9F 6C 7A
2019-11-07 17:22:31.378 [DEBUG] [essage.ApplicationUpdateMessageClass] - NODE 85: Application update request. Node information received. Transaction null
2019-11-07 17:22:31.381 [DEBUG] [ng.zwave.internal.protocol.ZWaveNode] - NODE 85: resetResendCount initComplete=true isDead=false
2019-11-07 17:22:31.384 [DEBUG] [essage.ApplicationUpdateMessageClass] - NODE 85: Application update - no transaction.
2019-11-07 17:22:31.389 [DEBUG] [nal.protocol.ZWaveTransactionManager] - Received msg (0): Message: class=ApplicationCommandHandler[4], type=Request[0], dest=85, callback=0, payload=00 55 03 20 03 63
2019-11-07 17:22:31.392 [DEBUG] [nal.protocol.ZWaveTransactionManager] - lastTransaction null
2019-11-07 17:22:31.396 [DEBUG] [nal.protocol.ZWaveTransactionManager] - NODE 85: Application Command Request (ALIVE:DONE)
2019-11-07 17:22:31.399 [DEBUG] [ng.zwave.internal.protocol.ZWaveNode] - NODE 85: resetResendCount initComplete=true isDead=false
2019-11-07 17:22:31.402 [DEBUG] [ng.zwave.internal.protocol.ZWaveNode] - NODE 85: Incoming command class COMMAND_CLASS_BASIC, endpoint 0
2019-11-07 17:22:31.405 [DEBUG] [ng.zwave.internal.protocol.ZWaveNode] - NODE 85: SECURITY NOT required on COMMAND_CLASS_BASIC
2019-11-07 17:22:31.408 [DEBUG] [tocol.commandclass.ZWaveCommandClass] - NODE 85: Received COMMAND_CLASS_BASIC V1 BASIC_REPORT
2019-11-07 17:22:31.411 [DEBUG] [.commandclass.ZWaveBasicCommandClass] - NODE 85: Basic report, value = 99
2019-11-07 17:22:31.416 [DEBUG] [ding.zwave.handler.ZWaveThingHandler] - NODE 85: Got an event from Z-Wave network: ZWaveCommandClassValueEvent
2019-11-07 17:22:31.420 [DEBUG] [ding.zwave.handler.ZWaveThingHandler] - NODE 85: Got a value event from Z-Wave network, endpoint=0, command class=COMMAND_CLASS_BASIC, value=99
2019-11-07 17:22:31.425 [DEBUG] [ding.zwave.handler.ZWaveThingHandler] - NODE 85: Updating channel state zwave:device:54aea7e5:node85:switch_dimmer to 100 [PercentType]
2019-11-07 17:22:31.431 [DEBUG] [nal.protocol.ZWaveTransactionManager] - NODE 85: Commands processed 1.
2019-11-07 17:22:31.439 [DEBUG] [nal.protocol.ZWaveTransactionManager] - NODE 85: Checking command org.openhab.binding.zwave.internal.protocol.ZWaveCommandClassPayload@1bba84d.
==> /var/log/openhab2/events.log <==
2019-11-07 17:22:31.438 [vent.ItemStateChangedEvent] - TestBench_Dimmer changed from 0 to 100
==> /var/log/openhab2/openhab.log <==
2019-11-07 17:22:31.444 [DEBUG] [nal.protocol.ZWaveTransactionManager] - Transaction completed - outstandingTransactions 0
2019-11-07 17:22:31.446 [DEBUG] [nal.protocol.ZWaveTransactionManager] - Transaction completed - outstandingTransactions 0
2019-11-07 17:22:31.449 [DEBUG] [nal.protocol.ZWaveTransactionManager] - ZWaveReceiveThread queue empty
2019-11-07 17:22:31.451 [DEBUG] [nal.protocol.ZWaveTransactionManager] - Transaction SendNextMessage 0 out at start. Holdoff false.
2019-11-07 17:22:38.521 [DEBUG] [WaveSerialHandler$ZWaveReceiveThread] - Receive Message = 01 1C 00 49 84 55 16 04 11 01 5E 26 85 59 55 86 72 5A 73 77 70 2B 2C 71 75 98 9F 6C 7A 40
2019-11-07 17:22:38.535 [DEBUG] [nal.protocol.ZWaveTransactionManager] - processReceiveMessage input 0<>128 : Message: class=ApplicationUpdate[73], type=Request[0], dest=85, callback=132, payload=84 55 16 04 11 01 5E 26 85 59 55 86 72 5A 73 77 70 2B 2C 71 75 98 9F 6C 7A
2019-11-07 17:22:38.543 [DEBUG] [WaveSerialHandler$ZWaveReceiveThread] - Receive Message = 01 09 00 04 00 55 03 20 03 00 87
2019-11-07 17:22:38.543 [DEBUG] [nal.protocol.ZWaveTransactionManager] - Received msg (0): Message: class=ApplicationUpdate[73], type=Request[0], dest=85, callback=132, payload=84 55 16 04 11 01 5E 26 85 59 55 86 72 5A 73 77 70 2B 2C 71 75 98 9F 6C 7A
2019-11-07 17:22:38.545 [DEBUG] [nal.protocol.ZWaveTransactionManager] - lastTransaction null
2019-11-07 17:22:38.548 [DEBUG] [nal.protocol.ZWaveTransactionManager] - Checking outstanding transactions: 0
2019-11-07 17:22:38.550 [DEBUG] [nal.protocol.ZWaveTransactionManager] - Last transaction: null
2019-11-07 17:22:38.550 [DEBUG] [nal.protocol.ZWaveTransactionManager] - processReceiveMessage input 0<>128 : Message: class=ApplicationCommandHandler[4], type=Request[0], dest=85, callback=0, payload=00 55 03 20 03 00
2019-11-07 17:22:38.556 [DEBUG] [ve.internal.protocol.ZWaveController] - Incoming Message: Message: class=ApplicationUpdate[73], type=Request[0], dest=85, callback=132, payload=84 55 16 04 11 01 5E 26 85 59 55 86 72 5A 73 77 70 2B 2C 71 75 98 9F 6C 7A
2019-11-07 17:22:38.559 [DEBUG] [essage.ApplicationUpdateMessageClass] - NODE 85: Application update request. Node information received. Transaction null
2019-11-07 17:22:38.561 [DEBUG] [ng.zwave.internal.protocol.ZWaveNode] - NODE 85: resetResendCount initComplete=true isDead=false
2019-11-07 17:22:38.564 [DEBUG] [essage.ApplicationUpdateMessageClass] - NODE 85: Application update - no transaction.
2019-11-07 17:22:38.568 [DEBUG] [nal.protocol.ZWaveTransactionManager] - Received msg (0): Message: class=ApplicationCommandHandler[4], type=Request[0], dest=85, callback=0, payload=00 55 03 20 03 00
2019-11-07 17:22:38.570 [DEBUG] [nal.protocol.ZWaveTransactionManager] - lastTransaction null
2019-11-07 17:22:38.573 [DEBUG] [nal.protocol.ZWaveTransactionManager] - NODE 85: Application Command Request (ALIVE:DONE)
2019-11-07 17:22:38.577 [DEBUG] [ng.zwave.internal.protocol.ZWaveNode] - NODE 85: resetResendCount initComplete=true isDead=false
2019-11-07 17:22:38.580 [DEBUG] [ng.zwave.internal.protocol.ZWaveNode] - NODE 85: Incoming command class COMMAND_CLASS_BASIC, endpoint 0
2019-11-07 17:22:38.583 [DEBUG] [ng.zwave.internal.protocol.ZWaveNode] - NODE 85: SECURITY NOT required on COMMAND_CLASS_BASIC
2019-11-07 17:22:38.585 [DEBUG] [tocol.commandclass.ZWaveCommandClass] - NODE 85: Received COMMAND_CLASS_BASIC V1 BASIC_REPORT
2019-11-07 17:22:38.588 [DEBUG] [.commandclass.ZWaveBasicCommandClass] - NODE 85: Basic report, value = 0
2019-11-07 17:22:38.592 [DEBUG] [ding.zwave.handler.ZWaveThingHandler] - NODE 85: Got an event from Z-Wave network: ZWaveCommandClassValueEvent
2019-11-07 17:22:38.595 [DEBUG] [ding.zwave.handler.ZWaveThingHandler] - NODE 85: Got a value event from Z-Wave network, endpoint=0, command class=COMMAND_CLASS_BASIC, value=0
2019-11-07 17:22:38.598 [DEBUG] [ding.zwave.handler.ZWaveThingHandler] - NODE 85: Updating channel state zwave:device:54aea7e5:node85:switch_dimmer to 0 [PercentType]
2019-11-07 17:22:38.603 [DEBUG] [nal.protocol.ZWaveTransactionManager] - NODE 85: Commands processed 1.
2019-11-07 17:22:38.606 [DEBUG] [nal.protocol.ZWaveTransactionManager] - NODE 85: Checking command org.openhab.binding.zwave.internal.protocol.ZWaveCommandClassPayload@9a83a0.
2019-11-07 17:22:38.609 [DEBUG] [nal.protocol.ZWaveTransactionManager] - Transaction completed - outstandingTransactions 0
2019-11-07 17:22:38.611 [DEBUG] [nal.protocol.ZWaveTransactionManager] - Transaction completed - outstandingTransactions 0
2019-11-07 17:22:38.614 [DEBUG] [nal.protocol.ZWaveTransactionManager] - ZWaveReceiveThread queue empty
==> /var/log/openhab2/events.log <==
2019-11-07 17:22:38.614 [vent.ItemStateChangedEvent] - TestBench_Dimmer changed from 100 to 0
==> /var/log/openhab2/openhab.log <==
2019-11-07 17:22:38.620 [DEBUG] [nal.protocol.ZWaveTransactionManager] - Transaction SendNextMessage 0 out at start. Holdoff false.