Now you can use your Operations Management Suite (OMS) workspace and Azure Log Analytics to monitor backups across Recovery Services Vaults and Subscriptions.
You will get a monitoring dashboard which provides basic monitoring information such as alerts, backups, restores and storage usage. You can customise the information for your own requirements. You can then use Azure Log Analytics to create further actions, such as webhooks and ITSM.
To learn more, see this blog post.