https://<service>.reloadly.com/<resource>
topups
giftcards
utilities
https://topups.reloadly.com/topups
and, if you want to get a list of all the supported mobile operators you'd be making a request to https://topups.reloadly.com/operators
.https://giftcards.reloadly.com/topups
or https://
topups.reloadly.com/redeem-instructions
https://<service>.reloadly.com
and https://<service>-sandbox.reloadly.com
respectively)