curl --request GET \
  --url https://api.robase.dev/v1/sms/analytics/carriers \
  --header 'Authorization: Bearer <token>'

{
  "window_days": 123,
  "carriers": [
    {
      "Carrier": "<string>",
      "Total": 123,
      "Delivered": 123,
      "Failed": 123,
      "Segments": 123,
      "CostKobo": 123
    }
  ]
}