The string we are going to URL-decode.
By default, we keep the + character instead of turning it into a space. Set this to "yes" to change it to a space too.
(String) Register a custom WordPress hook callback. The value will be called as followed: do_action( $yourdefinedaction, $action_return_data, $request_data )
More available WP Webhooks Formatter endpoints
To learn more about a specific endpoint, simply click on it.