Base URLs

Correlated in the following table, the {{BASE_URL}} for calls and redirects depends on the environment in which you're operating.

Environment BASE_URL
API calls
Production https://api.token.io
Sandbox https://api.sandbox.token.io
Web App Redirect (for consent)
Production https://web-app.token.io
Sandbox https://web-app.sandbox.token.io

Be sure to include the BASE_URL for the appropriate environment and purpose in each call.