CreateTransactionRequest

{
    "fromCurrency": "USDT",
    "fromNetwork": "TRON",
    "toCurrency": "NGN",
    "toAmount": 500000,
    "customerEmail": "user@example.com",
    "customerName": "string",
    "description": "string",
    "callbackUrl": "http://example.com",
    "redirectUrl": "http://example.com",
    "checkoutSessionId": "string"
}