curl --request GET \
  --url https://api.example.com/v1/billing/subscription \
  --header 'Authorization: Bearer <token>'

{
  "plan": "<string>",
  "used": 123,
  "included": 123,
  "hardCap": 123,
  "overageEnabled": true,
  "overage": 123,
  "blocked": true,
  "status": "<string>"
}