Request
{
"amount": 250000,
"source_currency": "EUR",
"target_currency": "GBP",
"rail": "auto",
"beneficiary": {
"name": "Jane Cole",
"iban": "GB29NWBK60161331926819"
},
"reference": "INV-20451"
}Response
{
"payment_id": "pay_9c4e2a",
"status": "initiated",
"selected_rail": "fps",
"mid_market_rate": 0.8600,
"quoted_rate": 0.8542,
"spread_bps": 67,
"fee": { "amount": 120, "currency": "EUR", "charged_on": "source" },
"total_debit": { "amount": 250120, "currency": "EUR" },
"amount_delivered": { "amount": 213550, "currency": "GBP" },
"initiated_at": "2026-07-01T14:29:52Z",
"estimated_settlement": "2026-07-01T14:30:00Z",
"eta_seconds": 8,
"api_version": "v1"
}