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API reference Notifications

Lists the webhooks sent to your endpoints in a time window.

GET /api/notifications/events deprecated

Requires: Notifications.Events, merchant scope.

Newest first. This is how a receiver that was unavailable discovers what it missed: ask for the window your receiver was down for, narrow to `Failed` or `DeadLettered` if you only want the ones that did not land, and follow the continuation token until it comes back empty. The window is bounded, and a wider one is refused rather than quietly narrowed: on a recovery call, an answer silently missing eleven months would look exactly like a merchant who sent nothing. Read a longer period in steps. The bodies are not on this response. Fetch the ones you need individually.

Example request

Every block below sends the same request. Replace {{BASE_URL}} with the address of the API you are calling and {{API_KEY}} with your own key.

The request body is a . See the Request body section below for its fields.

Code sample language

cURL
curl -X GET "{{BASE_URL}}/api/notifications/events?FromUtc=2026-01-01T00%3A00%3A00Z&ToUtc=2026-01-01T00%3A00%3A00Z" \
  -H "api-key: {{API_KEY}}"

PowerShell
$headers = @{
    'api-key' = '{{API_KEY}}'
}

$response = Invoke-RestMethod -Method GET -Uri '{{BASE_URL}}/api/notifications/events?FromUtc=2026-01-01T00%3A00%3A00Z&ToUtc=2026-01-01T00%3A00%3A00Z' `
    -Headers $headers

npm install @winkpg/winkpg-api

TypeScript (SDK)
import { Configuration, NotificationsApi } from '@winkpg/winkpg-api';

const api = new NotificationsApi(new Configuration({
  basePath: '{{BASE_URL}}',
  apiKey: '{{API_KEY}}',
}));

const { data } = await api.notificationsGetWebhookEvents("2026-01-01T00:00:00Z", "2026-01-01T00:00:00Z");

TypeScript (raw HTTP)
const response = await fetch('{{BASE_URL}}/api/notifications/events?FromUtc=2026-01-01T00%3A00%3A00Z&ToUtc=2026-01-01T00%3A00%3A00Z', {
  method: 'GET',
  headers: {
    "api-key": "{{API_KEY}}",
  },
});

const data = await response.json();

dotnet add package WinkPg.Api.Client

C# (SDK)
using WinkPg.Api.Client.Api;
using WinkPg.Api.Client.Client;

var config = new Configuration { BasePath = "{{BASE_URL}}" };
config.AddApiKey("api-key", "{{API_KEY}}");

var api = new NotificationsApi(config);
var result = await api.NotificationsGetWebhookEventsAsync(DateTime.Parse("2026-01-01T00:00:00Z"), DateTime.Parse("2026-01-01T00:00:00Z"));

C# (raw HTTP)
using var http = new HttpClient { BaseAddress = new Uri("{{BASE_URL}}") };

var request = new HttpRequestMessage(new HttpMethod("GET"), "/api/notifications/events?FromUtc=2026-01-01T00%3A00%3A00Z&ToUtc=2026-01-01T00%3A00%3A00Z");
request.Headers.Add("api-key", "{{API_KEY}}");

var response = await http.SendAsync(request);
response.EnsureSuccessStatusCode();
var json = await response.Content.ReadAsStringAsync();

pip install winkpg-api

Python (SDK)
import winkpg_api

configuration = winkpg_api.Configuration(host="{{BASE_URL}}")
configuration.api_key["ApiKey"] = "{{API_KEY}}"

with winkpg_api.ApiClient(configuration) as client:
    api = winkpg_api.NotificationsApi(client)
    result = api.notifications_get_webhook_events("2026-01-01T00:00:00Z", "2026-01-01T00:00:00Z")

pip install requests

Python (raw HTTP)
import requests

headers = {
    "api-key": "{{API_KEY}}",
}

response = requests.request(
    "GET",
    "{{BASE_URL}}/api/notifications/events?FromUtc=2026-01-01T00%3A00%3A00Z&ToUtc=2026-01-01T00%3A00%3A00Z",
    headers=headers,
)
response.raise_for_status()
data = response.json()

Parameters

Name In Type Description
FromUtc required query string (date-time) Start of the window, inclusive, in UTC.
ToUtc required query string (date-time) End of the window, inclusive, in UTC.
Status required query DeliveryStatus Show only deliveries in this state, or every state when omitted.
EventType required query string Show only this exact event type, or every type when omitted.
MaxResultCount required query integer (int32) How many deliveries this page should carry. Defaults to `DefaultPageSize`.
ContinuationToken required query string The token the previous page returned, or `null` for the first page.
suppressNulls required query boolean If true, omit properties with null values.

Request body

application/json , required

Field Type Description

This request body has no documented fields.

Responses

200 One page of deliveries, plus the token that fetches the next.

Body: WebhookEventPageDto Each item has these fields.

Field Type Description
items required array of WebhookEventDto The deliveries on this page, newest first. nullable
continuationToken required string The token that fetches the next page, or `null` at the end. nullable

This response has no documented body fields.

403 The credential resolves no single merchant, so there is no one merchant's deliveries to answer with.

Body: Each item has these fields.

Field Type Description

This response has no body.

default The request failed. The body carries the standard error envelope: a machine-readable `error.code`, a human-readable `error.message`, and `error.validationErrors` when the failure was a validation rejection. See the error-code reference in this document's description for the values `error.code` can take.

Body: RemoteServiceErrorResponse Each item has these fields.

Field Type Description
error required RemoteServiceErrorInfo

This response has no documented body fields.

429 The request was refused because a rate limit was exceeded. Wait at least the interval `Retry-After` names before retrying, then back off. Limits are tuned per deployment, so read the allowance from the response headers rather than assuming a fixed ceiling.

Body: RateLimitProblemDetails Each item has these fields.

Field Type Description
type required string The problem type identifier. Always the same value: the failure is the status code itself, so there is no sub-type for a caller to branch on. nullable
title required string A short, human-readable summary of the problem type. nullable
status required integer (int32) The HTTP status code, repeated in the body as the problem-details format defines.
detail required string A human-readable explanation of this occurrence of the problem. nullable
retryAfterSeconds required integer (int32) How long to wait before retrying, in whole seconds, carrying the same figure as the `Retry-After` header. Always at least one: a value of zero would invite an immediate retry that is certain to be rejected again.

This response has no documented body fields.

Errors

A failed request returns the platform error envelope. The error reference lists every value error.code can carry and shows the four response shapes.

Codes declared by Notifications

Authentication

    Reconnecting to the server

    Could not reconnect

    This session has ended

    Attempt 1

    Your work on this page is still here. Retrying keeps it; reloading starts the page again.

    The server no longer holds this page's state, so it has to be loaded again.