curl --request GET \
  --url https://recoup-api.vercel.app/api/research/playlists

{
  "status": "success",
  "placements": [
    {
      "playlist_name": "<string>",
      "track_name": "<string>",
      "position": 123,
      "peak_position": 123,
      "followers": 123,
      "added_at": "<string>",
      "removed_at": "<string>",
      "curator_name": "<string>"
    }
  ]
}