List supported currenciesCheck which cryptocurrencies are supported before creating invoices.Endpoint GET /currencies cURL Example cURLcurl -X GET https://api.itispay.com/api/v1/currencies \ -H "Api-key: YOUR_API_KEY" Response 200 OK: JSON with "currencies" array, e.g., ["BTC", "ETH", ...]. 429: Too many requests. 500: Server error. Updated 18 days ago Update invoice statusGet exchange rateAsk AITable of Contents Endpoint cURL Example Response