curl --request GET \
  --url https://app.harmonica.chat/api/v1/sessions/public

{
  "data": [
    {
      "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "topic": "<string>",
      "goal": "<string>",
      "participant_count": 123,
      "created_at": "2023-11-07T05:31:56Z",
      "updated_at": "2023-11-07T05:31:56Z",
      "join_url": "<string>"
    }
  ],
  "pagination": {
    "total": 123,
    "limit": 123,
    "offset": 123
  }
}