curl --request GET \
  --url https://tiktok-api23.p.rapidapi.com/api/search/others-searched-for \
  --header 'x-rapidapi-key: <api-key>'

{
  "data": [
    {
      "word": "tiktok viral cats",
      "group_id": "5581626159306233377"
    }
  ]
}