...
1.) In Organization/Tools/Interfaces create a new External Printing Interface of type "TIXnGO" .or "TixnGO with ticket template" (If you want to use the Ticket Template Editor to custom the data send to TIXNGO TIXnGO Customization of the data injected by SecuTix)
2.) Fill in the API URL provided by TIXnGO in the URL field. It must end by organizer/tickets
...