# Subscription-CallbackUrl

The URL will be called each time subscription status changes. You will receive a subscription object in the body of the request.

**string**Subscription-CallbackUrl

The URL will be called each time subscription status changes. You will receive a subscription object in the body of the request.

**Example:<!-- -->&#x20;**`https://example.com/subscriptions/callback`

Subscription-CallbackUrl

```
"https://example.com/subscriptions/callback"
```