curl --request GET \
  --url https://api.bitbybit.studio/customer/api/open/v1/loyalty/rewards/{rewardOptionId}/redemptions/summary \
  --header 'x-api-key: <api-key>'

{
  "data": {
    "reward": {
      "id": "<string>",
      "name": "<string>"
    },
    "totalRedeemedCount": 123,
    "totalRedeemedPoints": "<string>",
    "totalUsedAtCheckoutCount": 123,
    "totalUsedAtCheckoutPoints": "<string>"
  }
}