curl --request GET \
  --url https://api.tryhikoo.com/api/v1/public/citations/breakdown \
  --header 'Authorization: Bearer <token>'

{
  "breakdown": [
    {
      "count": 0,
      "previous_count": 0,
      "delta": 0,
      "delta_pct": 123,
      "denominator": 0,
      "percentage": 123,
      "series": [
        {
          "date": "<string>",
          "count": 123,
          "denominator": 0
        }
      ]
    }
  ]
}