This article talks about Webhooks in HCL Compass. Webhooks are nothing but automated data sent from an app when something is triggered. In our case, HCL Compass is the app which sends the Webhook data, which is also called as Payload.
VersionVault Express can be configured to send out notifications when interesting events happen inside projects. These notifications are called webhooks. A webhook is simply a JSON payload sent to an endpoint over HTTP as a POST request. Any system that can respond to an HTTP POST request can be a webhook endpoint and perform any action it so chooses.