This section covers all the Assembly asynchronous APIs.
These APIs have the same method of authentication and are hosted at the following base URLs:
Sandbox
Description: Sandbox (AKA Pre-live) environment hosting asynchronous endpoints.
URL: https://test.tnq.api.assemblypay.com/
Production
Description: Production environment hosting asynchronous endpoints.
URL: https://tnq.api.assemblypay.com/