# topic.deleted

Event triggered whenever a **topic is deleted**.

## Response Body Parameters

All webhook payloads follow a consistent top-level structure with
event-specific data nested within the `data` object.

- `type` (string) — The event type that triggered the webhook (e.g., `topic.deleted`).

- `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 `topic.deleted` event contains the following parameters:

  :::accordion{title="object parameters"}
  - `id` (string) — Unique identifier for the topic

  - `name` (string) — The topic name

  - `description` (string | null) — The topic description

  - `default_subscription` (opt\_in | opt\_out) — The default subscription preference for new contacts

  - `deleted` (boolean) — Whether the topic was deleted

  - `created_at` (string) — ISO 8601 timestamp when the topic was created

  - `updated_at` (string) — ISO 8601 timestamp when the topic was last updated
  :::

:::code-group
```json
{
  "type": "topic.deleted",
  "created_at": "2026-02-12T10:00:00.000Z",
  "data": {
    "id": "b6d24b8e-af0b-4c3c-be0c-359bbd97381e",
    "name": "Product Updates",
    "description": "New features and improvements",
    "default_subscription": "opt_in",
    "deleted": true,
    "created_at": "2026-02-12T10:00:00.000Z",
    "updated_at": "2026-02-12T10:00:00.000Z"
  }
}
```
:::

## Related pages

- [email.bounced](./learn-webhooks-emails-bounced.md)
- [email.clicked](./learn-webhooks-emails-clicked.md)
- [email.complained](./learn-webhooks-emails-complained.md)
- [email.delivered](./learn-webhooks-emails-delivered.md)
- [email.delivery_delayed](./learn-webhooks-emails-delivery-delayed.md)
- [email.failed](./learn-webhooks-emails-failed.md)
- [email.opened](./learn-webhooks-emails-opened.md)
- [email.received](./learn-webhooks-emails-received.md)
- [email.scheduled](./learn-webhooks-emails-scheduled.md)
- [email.sent](./learn-webhooks-emails-sent.md)

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