> For the complete documentation index, see [llms.txt](https://docs.kitegateway.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.kitegateway.com/appendix/webhook-trigger.md).

# Webhook Trigger

For some reason you might end up not receiving notification from us as such you can trigger the webhook to re-send the latest payment update

**Live**

```javascript
GET https://kitegateway.com/v1/transactions/send-callback/{kitegateway_reference}
```

**Sandbox**

```
GET https://sandbox.kitegateway.com/v1/transactions/send-callback/{kitegateway_reference}
```

{% hint style="warning" %}
This is a secure end point that must be called using the auth token
{% endhint %}

| Parameter              | Type   | Description                                                                   | Required |
| ---------------------- | ------ | ----------------------------------------------------------------------------- | -------- |
| kitegateway\_reference | string | Unique transaction reference that was sent when the transaction was initiated | YES      |