core: External traccar server not connecting

The problem

Trying to connect to an external traccar server with the documented lines in configuration.yaml, but connection fails:

Logger: homeassistant.components.device_tracker
Source: components/device_tracker/legacy.py:307 
Integration: Device tracker (documentation, issues) 
First occurred: 9:10:15 PM (1 occurrences) 
Last logged: 9:10:15 PM

Error setting up platform legacy traccar
Traceback (most recent call last):
  File "/usr/src/homeassistant/homeassistant/components/device_tracker/legacy.py", line 307, in async_setup_legacy
    setup = await self.platform.async_setup_scanner(
            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/src/homeassistant/homeassistant/components/traccar/device_tracker.py", line 202, in async_setup_scanner
    return await scanner.async_init()
           ^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/src/homeassistant/homeassistant/components/traccar/device_tracker.py", line 238, in async_init
    await self._api.get_server()
  File "/usr/local/lib/python3.12/site-packages/pytraccar/client.py", line 92, in get_server
    response: ServerModel = await self._call_api("server")
                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.12/site-packages/pytraccar/client.py", line 78, in _call_api
    raise TraccarResponseException(f"{response.status}: {response.reason}")
pytraccar.exceptions.TraccarResponseException: 400: Bad Request

What am I doing wrong? Should note that I can connect to this server via the web and the Traccar phone app no problem.

What version of Home Assistant Core has the issue?

core-2024.2.0.dev20240117

What was the last working version of Home Assistant Core?

No response

What type of installation are you running?

Home Assistant OS

Integration causing the issue

traccar

Link to integration documentation on our website

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

Diagnostics information

No response

Example YAML snippet

device_tracker:
  - platform: traccar
    host: traccar.my.domain
    port: 8082
    username: user
    password: password
    event: ["all_events"]

Anything in the logs that might be useful for us?

Logger: homeassistant.components.device_tracker
Source: components/device_tracker/legacy.py:307 
Integration: Device tracker (documentation, issues) 
First occurred: 9:14:24 PM (1 occurrences) 
Last logged: 9:14:24 PM

Error setting up platform legacy traccar
Traceback (most recent call last):
  File "/usr/src/homeassistant/homeassistant/components/device_tracker/legacy.py", line 307, in async_setup_legacy
    setup = await self.platform.async_setup_scanner(
            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/src/homeassistant/homeassistant/components/traccar/device_tracker.py", line 202, in async_setup_scanner
    return await scanner.async_init()
           ^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/src/homeassistant/homeassistant/components/traccar/device_tracker.py", line 238, in async_init
    await self._api.get_server()
  File "/usr/local/lib/python3.12/site-packages/pytraccar/client.py", line 92, in get_server
    response: ServerModel = await self._call_api("server")
                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.12/site-packages/pytraccar/client.py", line 78, in _call_api
    raise TraccarResponseException(f"{response.status}: {response.reason}")
pytraccar.exceptions.TraccarResponseException: 400: Bad Request

Additional information

Running 5.11 of traccar server.