Subscribe to real-time exchange rate updates via Server-Sent Events (SSE). The connection remains open and pushes rate updates as they occur.
API key authentication using Bearer token
The source currency code
"NGN"
The target currency code (e.g., GHS).
"GHS"
Successfully established SSE connection. Rate updates will be pushed continuously.
Server-Sent Events stream with rate updates
"event: rate_update\ndata: {\"from\":\"NGN\",\"to\":\"USDT\",\"rate\":0.0006,\"timestamp\":\"2026-04-14T10:30:00Z\"}\n\nevent: rate_update\ndata: {\"from\":\"NGN\",\"to\":\"USDT\",\"rate\":0.00061,\"timestamp\":\"2026-04-14T10:30:15Z\"}\n\n"