Initialization failed

[t077584]

Hi
I can't get the integration work, even though I followed the instruction given. Would appreciate some guidance on how to solve this. Log states the following:

This error originated from a custom integration.

Logger: gardena.smart_system
Source: custom_components/gardena_smart_system/init.py:86
integration: Gardena Smart System integration (documentation, issues)
First occurred: April 12, 2024 at 15:36:54 (16 occurrences)
Last logged: 12:19:49

404 : {r['errors'][0]['title']} - {r['errors'][0]['detail']}

And the other log:

Logger: homeassistant.config_entries
Source: config_entries.py:551
First occurred: April 12, 2024 at 15:41:51 (2 occurrences)
Last logged: 12:20:08

Error setting up entry for gardena_smart_system
Traceback (most recent call last):
File "/usr/local/lib/python3.12/site-packages/backoff/_async.py", line 151, in retry
ret = await target(*args, **kwargs)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/usr/local/lib/python3.12/site-packages/gardena/smart_system.py", line 141, in __call_smart_system_get
if self.__response_has_errors(response):
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/usr/local/lib/python3.12/site-packages/gardena/smart_system.py", line 131, in __response_has_errors
response.raise_for_status()
File "/usr/local/lib/python3.12/site-packages/httpx/_models.py", line 761, in raise_for_status
raise HTTPStatusError(message, request=request, response=self)
httpx.HTTPStatusError: Client error '404 Not Found' for url 'https://api.smart.gardena.dev/v1/locations'
For more information check: https://developer.mozilla.org/en-US/docs/Web/HTTP/Status/404

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
File "/usr/src/homeassistant/homeassistant/config_entries.py", line 551, in async_setup
result = await component.async_setup_entry(hass, self)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/config/custom_components/gardena_smart_system/init.py", line 49, in async_setup_entry
await gardena_system.start()
File "/config/custom_components/gardena_smart_system/init.py", line 86, in start
await self.smart_system.update_locations()
File "/usr/local/lib/python3.12/site-packages/gardena/smart_system.py", line 146, in update_locations
response_data = await self.__call_smart_system_get(
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/usr/local/lib/python3.12/site-packages/backoff/_async.py", line 183, in retry
await asyncio.sleep(seconds)
File "/usr/local/lib/python3.12/asyncio/tasks.py", line 665, in sleep
return await future
^^^^^^^^^^^^
asyncio.exceptions.CancelledError: Global task timeout