Get all countries | Airtime

Introduction
Quickstart
Changelog
Account Balance
- View an account's balance
Countries
- Get all countries
- Get country by ISO Code
Operators
FX Rates
- Fetch FX Rate by operator ID
Commissions
- Get all commissions
- Get commissions by operator ID
Promotions
Top-ups
Transactions
- Get all transactions
- Get transaction by ID
Airtime Errors
- Error Codes