curl --request GET \
  --url https://tiktok-api23.p.rapidapi.com/api/live/check-alive \
  --header 'x-rapidapi-key: <api-key>'

{
  "data": [
    {
      "alive": false,
      "room_id": 7576300889943182000,
      "room_id_str": "7576300889943182000"
    }
  ]
}