Nuvei · Example Payload

Nuvei Refund Example

PaymentsPayment ProcessingPayment GatewayAcquiringPayoutsAlternative Payment MethodsFraudRiskCurrency ConversioniGamingE-CommerceFintech

Nuvei Refund Example is an example object payload from Nuvei, with 2 top-level fields. It illustrates the shape of data this provider's APIs accept or return.

Top-level fields

requestresponse

Example Payload

{
  "request": {
    "merchantId": "1234567890",
    "merchantSiteId": "987654",
    "clientRequestId": "REQ-2026-05-24-0003",
    "clientUniqueId": "REFUND-INV-100123",
    "amount": "49.99",
    "currency": "USD",
    "relatedTransactionId": "711000000019876543",
    "authCode": "111111",
    "comment": "Customer requested refund - duplicate charge.",
    "timeStamp": "20260524130200",
    "checksum": "a18bf3c52e0d...redacted...001"
  },
  "response": {
    "transactionId": "711000000019999000",
    "externalTransactionId": "",
    "transactionStatus": "APPROVED",
    "status": "SUCCESS",
    "authCode": "111111",
    "gwErrorCode": 0,
    "gwErrorReason": ""
  }
}

Work with this as data

Every example here is available over the APIs.io API and to AI agents over MCP.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for examples

4 MCP tools reach this

find_examplesBrowse and filter every example in the catalog.
apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
resolveTurn a domain, URL or GitHub org into the provider it belongs to.
find_cohortsEvery scored population of providers in the catalog.

All 92 tools →

Call it yourself

curl for this page

This example

curl "https://apis.io/api/v1/examples/nuvei-refund-example"

All examples

curl "https://apis.io/api/v1/examples?limit=25"

Discovery needs no key. Ratings and market analysis are Pro.

Get an API key

Free tier, no form to fill in. Signing in shares your email address with us — we store it to create your key and to recognise you if you sign in with another provider. See our Privacy Policy and Terms.

GitHub Google LinkedIn

A second provider on the same verified email joins the account you already have.