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Event triggered whenever the API request was successful. Resend will attempt to deliver the message to the recipient’s mail server.

Response Body Parameters

All webhook payloads follow a consistent top-level structure with event-specific data nested within the data object.
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type
string
The event type that triggered the webhook (e.g., email.sent).
​
created_at
string
ISO 8601 timestamp when the webhook event was created.
​
data
object
Event-specific data containing detailed information about the event. The data object for the email.sent event contains the following parameters:
{
  "type": "email.sent",
  "created_at": "2024-02-22T23:41:12.126Z",
  "data": {
    "broadcast_id": "8b146471-e88e-4322-86af-016cd36fd216",
    "created_at": "2024-02-22T23:41:11.894719+00:00",
    "email_id": "56761188-7520-42d8-8898-ff6fc54ce618",
    "from": "Acme <[email protected]>",
    "to": ["[email protected]"],
    "subject": "Sending this example",
    "template_id": "43f68331-0622-4e15-8202-246a0388854b",
    "tags": {
      "category": "confirm_email"
    }
  }
}