topic.deleted

{
  "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"
  }
}

{
  "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"
  }
}

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.

string

The event type that triggered the webhook (e.g., topic.deleted).

string

ISO 8601 timestamp when the webhook event was created.

object

Event-specific data containing detailed information about the event. The data object for the topic.deleted event contains the following parameters:

Hide object parameters

string

Unique identifier for the topic

string

The topic name

string | null

The topic description

opt_in | opt_out

The default subscription preference for new contacts

boolean

Whether the topic was deleted

string

ISO 8601 timestamp when the topic was created

string

ISO 8601 timestamp when the topic was last updated

{
  "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"
  }
}

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Response Body Parameters