List thread messages

curl --request GET \
  --url https://api.wacht.dev/ai/threads/{thread_id}/messages \
  --cookie __session=

{
  "status": 123,
  "message": "<string>",
  "session": {
    "id": "<string>",
    "created_at": "2023-11-07T05:31:56Z",
    "updated_at": "2023-11-07T05:31:56Z"
  },
  "errors": [
    {
      "code": "<string>",
      "message": "<string>"
    }
  ],
  "data": {
    "data": [
      {
        "id": "<string>",
        "content": {},
        "timestamp": "2023-11-07T05:31:56Z",
        "metadata": {}
      }
    ],
    "has_more": true
  }
}