core: Google Assistant: code: 500

The problem

I think something changed As google Assistant doesn’t authenticate anymore. It just happened 15 hours ago.

The error code while updating devices. Even when restarting google assistant cant reach home assistant

Logger: homeassistant.components.google_assistant.http
Source: components/google_assistant/http.py:163
Integration: Google Assistant ([documentation](https://www.home-assistant.io/integrations/google_assistant), [issues](https://github.com/home-assistant/home-assistant/issues?q=is%3Aissue+is%3Aopen+label%3A%22integration%3A+google_assistant%22))
First occurred: 11:03:41 (1 occurrences)
Last logged: 11:03:41

Request for https://homegraph.googleapis.com/v1/devices:requestSync failed: 500

Logger: homeassistant.components.websocket_api.http.connection
Source: components/google_assistant/button.py:51
Integration: Home Assistant WebSocket API ([documentation](https://www.home-assistant.io/integrations/websocket_api), [issues](https://github.com/home-assistant/home-assistant/issues?q=is%3Aissue+is%3Aopen+label%3A%22integration%3A+websocket_api%22))
First occurred: 11:03:41 (1 occurrences)
Last logged: 11:03:41

[140185510324032] Unable to sync devices with result code: 500, check log for more info.
Traceback (most recent call last):
  File "/usr/src/homeassistant/homeassistant/components/websocket_api/commands.py", line 200, in handle_call_service
    await hass.services.async_call(
  File "/usr/src/homeassistant/homeassistant/core.py", line 1738, in async_call
    task.result()
  File "/usr/src/homeassistant/homeassistant/core.py", line 1775, in _execute_service
    await cast(Callable[[ServiceCall], Awaitable[None]], handler.job.target)(
  File "/usr/src/homeassistant/homeassistant/helpers/entity_component.py", line 204, in handle_service
    await service.entity_service_call(
  File "/usr/src/homeassistant/homeassistant/helpers/service.py", line 676, in entity_service_call
    future.result()  # pop exception if have
  File "/usr/src/homeassistant/homeassistant/helpers/entity.py", line 931, in async_request_call
    await coro
  File "/usr/src/homeassistant/homeassistant/helpers/service.py", line 713, in _handle_entity_call
    await result
  File "/usr/src/homeassistant/homeassistant/components/button/__init__.py", line 114, in _async_press_action
    await self.async_press()
  File "/usr/src/homeassistant/homeassistant/components/google_assistant/button.py", line 51, in async_press
    raise HomeAssistantError(
homeassistant.exceptions.HomeAssistantError: Unable to sync devices with result code: 500, check log for more info.

What version of Home Assistant Core has the issue?

2022.9.7

What was the last working version of Home Assistant Core?

2022.9.7

What type of installation are you running?

Home Assistant OS

Integration causing the issue

Google Assistant

Link to integration documentation on our website

https://www.home-assistant.io/integrations/google_assistant/

Diagnostics information

No response

Example YAML snippet

No response

Anything in the logs that might be useful for us?

No response

Additional information

No response