homeassistant-config/.storage/google_assistant

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