homeassistant-config/.storage/google_assistant

{
    "version": 1,
    "minor_version": 1,
    "key": "google_assistant",
    "data": {
        "agent_user_ids": {
            "2ffcb10d3db745b396789364fdef72ec": {
                "local_webhook_id": "7f9f90ea0609767552e3c86e6b4629b30ccf378e57084c5d3a3d461c909102f5"
            }
        }
    }
}