Not accessing values?

[prgrobots]

Hello,

I have managed to get it to connect to my watch, a garmin vivosmart 4but it seems to have a problem I assume with accessing the value from the watch?

`Watching Address: D7:E2:6F:8E:81:72

Connected.
Device: vívosmart 4
Traceback (most recent call last):
File "c:\Users\PC\Documents\heartrate-sensor\watch.py", line 99, in
asyncio.run(main())
File "C:\Users\PC\AppData\Local\Programs\Python\Python39\lib\asyncio\runners.py", line 44, in run
return loop.run_until_complete(main)
File "C:\Users\PC\AppData\Local\Programs\Python\Python39\lib\asyncio\base_events.py", line 642, in run_until_complete
return future.result()
File "c:\Users\PC\Documents\heartrate-sensor\watch.py", line 93, in main
await monitorHR(client)
File "c:\Users\PC\Documents\heartrate-sensor\watch.py", line 69, in monitorHR
await client.start_notify(CHAR_HR_MEASUREMENT, processHeartrate)
File "C:\Users\PC\AppData\Local\Programs\Python\Python39\lib\site-packages\bleak_init_.py", line 705, in start_notify
raise BleakError(f"Characteristic {char_specifier} not found!")
bleak.exc.BleakError: Characteristic 00002a37-0000-1000-8000-00805f9b34fb not found!`