curl --request GET \
  --url http://localhost:8080/polls/{poll_id}/responses

{
  "items": [
    {
      "id": 123,
      "user_id": 123,
      "user_telegram_id": 123,
      "user_username": "<string>",
      "sent_at": "2023-11-07T05:31:56Z",
      "started_at": "2023-11-07T05:31:56Z",
      "completed_at": "2023-11-07T05:31:56Z",
      "reward_given": true,
      "reward_amount_kopeks": 123,
      "reward_amount_rubles": 123,
      "answers": [
        {
          "question_id": 123,
          "question_text": "<string>",
          "option_id": 123,
          "option_text": "<string>",
          "created_at": "2023-11-07T05:31:56Z"
        }
      ]
    }
  ],
  "total": 123,
  "limit": 123,
  "offset": 123
}