curl --request GET \
  --url http://localhost:8000/api/events/categories \
  --header 'Authorization: Bearer <token>'

[
  {
    "category": "Sports",
    "count": 2847
  },
  {
    "category": "Elections",
    "count": 1923
  },
  {
    "category": "Politics",
    "count": 1654
  },
  {
    "category": "Economics",
    "count": 1432
  },
  {
    "category": "Crypto",
    "count": 1198
  },
  {
    "category": "Entertainment",
    "count": 987
  },
  {
    "category": "Science",
    "count": 634
  },
  {
    "category": "Technology",
    "count": 512
  },
  {
    "category": "Weather",
    "count": 320
  }
]