WEBHOOK_DELIVERY_FAILED Webhook Delivery Failed

TikTok attempted to deliver a webhook notification to your configured endpoint but received a non-2xx response or a timeout. After multiple failures, TikTok may disable your webhook.

What causes this error?

TikTok attempted to deliver a webhook notification to your configured endpoint but received a non-2xx response or a timeout. After multiple failures, TikTok may disable your webhook.

How to fix it

1. Check your endpoint: Ensure it’s publicly accessible and responds with 200 within 5 seconds.
2. SSL certificate: Your endpoint must use valid HTTPS.
3. Processing: Accept the webhook immediately and process the payload asynchronously.
4. Re-enable: If disabled, re-register the webhook through the API.