curl --request GET \
  --url https://api.collectpure.com/listings/get-listing-stats/v1 \
  --header 'x-api-key: <api-key>'

{
  "data": {
    "totalListings": 123,
    "activeListings": 123,
    "inactiveListings": 123,
    "totalQuantity": 123,
    "totalValue": 123
  }
}