API Reference

Retrieve topic

GET /topics/:id — retrieve a single topic.

GET/topics/:id

Path parameters

topic_idstringrequired

The topic ID.

import { MailBlastr } from 'mailblastr';

const mb = new MailBlastr('mb_xxxxxxxxx');

const { data, error } = await mb.topics.get('topic_9a2f...');
console.log({ data, error });

Response

{
  "object": "topic",
  "id": "topic_9a2f...",
  "audience_id": "aud_3b1c...",
  "name": "Product updates",
  "description": "Subscribe for product news",
  "default_subscription": "opt_in",
  "visibility": "public",
  "created_at": "2026-06-25T10:00:00.000Z"
}