curl --request GET \
  --url https://main.treble.ai/devapi/session/{session_id}/history \
  --header 'Authorization: <authorization>'

[
  {
    "type": "MESSAGE",
    "message": {
      "type": "TEXT",
      "sender": "USER",
      "text": "Hi",
      "file_url": null,
      "created_at": 1653341789,
      "delivered_at": null,
      "read_at": null,
      "extra": null
    }
  },
  {
    "type": "MESSAGE",
    "message": {
      "type": "TEXT",
      "sender": "AI",
      "text": "I need help",
      "file_url": null,
      "created_at": 1653341803,
      "delivered_at": 1653341804,
      "read_at": 1653342120,
      "extra": null
    }
  }
]