CreatePayment

{
    "type": "in",
    "amount": "1500",
    "currency": "RUB",
    "method": "sbp",
    "geo": "RU",
    "merchantTransactionId": "order-1001",
    "clientId": "string",
    "amountUsd": "string",
    "fxSnapshotId": "890f863e-d3d8-4387-a4c6-4795f1d31eba",
    "webhookUrl": "http://example.com",
    "returnUrl": "http://example.com",
    "payer": null,
    "ttlSec": 1,
    "autoAmountLimit": 1,
    "autoAmountStep": 1
}