curl --request GET \
  --url https://api.gameball.co/api/v4.0/integrations/configurations/referrals \
  --header 'apikey: <api-key>'

{
  "enabled": true,
  "referrerReward": 123,
  "refereeReward": 123,
  "minimumReferrals": 123,
  "referralCodeLength": 123,
  "expirationDays": 123
}