curl --request GET \
  --url https://api-next.ofauth.com/v2/access/promotions/bundles/:bundleId \
  --header 'apiKey: <api-key>' \
  --header 'x-connection-id: <api-key>'

{
  "id": 123,
  "discount": 123,
  "duration": 123,
  "price": 123,
  "canBuy": true
}