{ "opencollection": "1.0.0", "info": { "name": "Fiserv BankingHub 3-D Secure Void API", "version": "1.0.0" }, "request": { "auth": { "type": "bearer", "token": "{{bearerToken}}" } }, "items": [ { "info": { "name": "Void", "type": "folder" }, "items": [ { "info": { "name": "Fiserv Void a transaction", "type": "http" }, "http": { "method": "PUT", "url": "https://cert.api.fiservapps.com/void", "body": { "type": "json", "data": "{}" } }, "docs": "Voids a previously authorized transaction that has not yet been settled. If the transaction has already been settled, use the refund endpoint instead." } ] } ], "bundled": true }