curl --request POST \
  --url https://api.wirespeed.co/cases/stats/category-class \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '{
  "days": 123
}'

[
  {
    "categoryClass": "<string>",
    "displayName": "<string>",
    "count": 123,
    "percentage": 123
  }
]