{ "operationId": "getHistoricalExchangeRates", "method": "GET", "path": "/historical", "summary": "Abstract API Get Historical Exchange Rates", "requestExamples": [], "responseExamples": [ { "status": "200", "contentType": "application/json", "name": "getHistoricalExchangeRates200Example", "example": { "base": "USD", "date": "2026-01-01", "exchange_rates": { "EUR": 0.9198, "GBP": 0.7844 } } } ] }