curl --request GET \
  --url https://api.avenia.io:8443/v2/v2/notifications/webhooks/{webhook-id} \
  --header 'Authorization: Bearer <token>'

{
  "webhook": {
    "id": "<string>",
    "webhookUrl": "<string>",
    "subscriptions": [
      "<string>"
    ],
    "createdAt": "<string>",
    "updatedAt": "<string>"
  }
}