Retrieve the current swap rate for a currency pair.
GET /exchange/swap/rate
source_currency
USD
target_currency
NGN
cache
curl -X GET "https://exchange.spendjuice.com/v1/exchange/swap/rate?source_currency=USD&target_currency=NGN" \ -H "Authorization: YOUR_API_KEY"
{ "data": { "rate": 1500, "symbol": "USD-NGN", "ttl": 10, "type": "buy" } }