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Webhooks {#webhooks}
====================

25.09.01
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Managing Subscriptions
:
![](/content/dam/documentation/cybs/en-us/topics/reference/notes/doc-relnotes/images/new-15x75.svg/jcr:content/renditions/original) Added additional information about why you should include a health check URL when subscribing to a webhook event. See [Webhook Health Check URL and Automatic Revalidation](https://developer.cybersource.com/docs/cybs/en-us/webhooks/implementation/all/rest/webhooks/wh-fg-optional-intro/wh-fg-subscription-health-check-url.md "").

Product and Events
:
![](/content/dam/documentation/cybs/en-us/topics/reference/notes/doc-relnotes/images/remove-15x75.svg/jcr:content/renditions/original) Removed support for the cns.report.keyExpiration.detail webhook event type, which would notify you when a key is expiring. See [Supported Products and Event Types](https://developer.cybersource.com/docs/cybs/en-us/webhooks/implementation/all/rest/webhooks/wh-fg-product-event-types.md "").  
![](/content/dam/documentation/cybs/en-us/topics/reference/notes/doc-relnotes/images/new-15x75.svg/jcr:content/renditions/original) Added examples of creating a webhook subscription for eCheck events. See the eCheck section in [Request Examples for Creating a Subscription for all Products and Event Types](https://developer.cybersource.com/docs/cybs/en-us/webhooks/implementation/all/rest/webhooks/wh-fg-subscribe-intro/wh-fg-product-ex-intro/wh-fg-product-payments-intro.md "").  
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