curl --request GET \
  --url https://api.sumvin.com/v0/chat/sessions/{session_id}/messages \
  --header 'Authorization: Bearer <token>'

{
  "_links": {},
  "messages": [
    {
      "id": "<string>",
      "message_id": "<string>",
      "role": "<string>",
      "text_content": "<string>",
      "parts": [
        {}
      ],
      "tool_names": [
        "<string>"
      ],
      "extra_metadata": {},
      "sequence": 123,
      "created_at": 123
    }
  ],
  "total": 123,
  "offset": 123,
  "limit": 123
}