curl --request GET \
  --url https://api.opencard.io/api/v1/application/accounts/{accountId} \
  --header 'Authorization: Bearer <token>'

{
  "id": 1,
  "name_system": "Acme EMS",
  "name_legal": "Acme Expense AB",
  "organization_number": "5561234567",
  "country": "SE"
}