Replay events

POST/v1/webhook_endpoints/{id}/replay

Sends events to the endpoint again, signed with a fresh timestamp. An unknown event_id is 404 event_not_found.

Path parameters

idstringrequired

The webhook endpoint's ID, starting whk_.

Body

Required

event_idstringrequired

The event's ID, starting evt_.

Returns

200 application/json. Replay attempt result.

Errors have one shape; see Errors for every code.

Code language

Request

curl -X POST "https://api.parasend.com/v1/webhook_endpoints/whk_01M6R27T4KCSN7M0CHFGVH7JRA/replay" \
  -H "Authorization: Bearer $PARASEND_KEY" \
  -H "Idempotency-Key: $(uuidgen)" \
  -H "Content-Type: application/json" \
  -d '{
    "event_id": "evt_01M6R27T08JTMBJ4B6GQP90838"
  }'

const res = await fetch('https://api.parasend.com/v1/webhook_endpoints/whk_01M6R27T4KCSN7M0CHFGVH7JRA/replay', {
  method: 'POST',
  headers: {
    Authorization: `Bearer ${process.env.PARASEND_KEY}`,
    'Idempotency-Key': crypto.randomUUID(),
    'Content-Type': 'application/json',
  },
  body: JSON.stringify({
    event_id: 'evt_01M6R27T08JTMBJ4B6GQP90838',
  }),
});
const data = await res.json();

import os, requests, uuid

res = requests.post(
    "https://api.parasend.com/v1/webhook_endpoints/whk_01M6R27T4KCSN7M0CHFGVH7JRA/replay",
    headers={
        "Authorization": f"Bearer {os.environ['PARASEND_KEY']}",
        "Idempotency-Key": str(uuid.uuid4()),
    },
    json={
        "event_id": "evt_01M6R27T08JTMBJ4B6GQP90838",
    },
)
data = res.json()

using var http = new HttpClient();
var request = new HttpRequestMessage(HttpMethod.Post, "https://api.parasend.com/v1/webhook_endpoints/whk_01M6R27T4KCSN7M0CHFGVH7JRA/replay");
request.Headers.Authorization = new AuthenticationHeaderValue("Bearer", Environment.GetEnvironmentVariable("PARASEND_KEY"));
request.Headers.Add("Idempotency-Key", Guid.NewGuid().ToString());
request.Content = new StringContent("""
{
  "event_id": "evt_01M6R27T08JTMBJ4B6GQP90838"
}
""", Encoding.UTF8, "application/json");
var response = await http.SendAsync(request);
var body = await response.Content.ReadAsStringAsync();

var json = """
    {
      "event_id": "evt_01M6R27T08JTMBJ4B6GQP90838"
    }
    """;
var request = HttpRequest.newBuilder(URI.create("https://api.parasend.com/v1/webhook_endpoints/whk_01M6R27T4KCSN7M0CHFGVH7JRA/replay"))
    .header("Authorization", "Bearer " + System.getenv("PARASEND_KEY"))
    .header("Idempotency-Key", UUID.randomUUID().toString())
    .header("Content-Type", "application/json")
    .method("POST", HttpRequest.BodyPublishers.ofString(json))
    .build();
var response = HttpClient.newHttpClient().send(request, HttpResponse.BodyHandlers.ofString());

$client = new GuzzleHttp\Client();
$response = $client->request('POST', 'https://api.parasend.com/v1/webhook_endpoints/whk_01M6R27T4KCSN7M0CHFGVH7JRA/replay', [
    'headers' => [
        'Authorization' => 'Bearer ' . getenv('PARASEND_KEY'),
        'Idempotency-Key' => bin2hex(random_bytes(16)),
    ],
    'json' => [
        'event_id' => 'evt_01M6R27T08JTMBJ4B6GQP90838',
    ],
]);
$data = json_decode($response->getBody(), true);

Response · 200

{
  "id": "wha_01M6R27T5FDNZNP8H9PR7YDM94",
  "event_id": "evt_01M6R27T08JTMBJ4B6GQP90838",
  "event_type": "delivery.created",
  "attempt_number": 1,
  "ok": true,
  "status_code": 200,
  "latency_ms": 0,
  "replay": true,
  "test": false,
  "failure_stage": null,
  "error": null,
  "created": "2026-11-06T09:15:05.775Z",
  "next_retry_at": null,
  "exhausted": false
}