Good morning! May I ask which grafana query I should use to get compute the cache hit percentage using the metrics collected in prometheus? I see the following metrics in prometheus, but not sure which one to use for the metrics posted here (https://authzed.com/blog/google-scale-authorization#aws-infrastructure) https://cdn.discordapp.com/attachments/844600078948630559/1156953385279443045/image.png?ex=6516d84e&is=651586ce&hm=e2dc9ccc4e492a2e2b72596889931bf2802b58c4feac8e134911fb7a9b40b022& https://cdn.discordapp.com/attachments/844600078948630559/1156953385875030078/image.png?ex=6516d84e&is=651586ce&hm=f9e125909e2b980d4cf229afb04d9327647050e0e0db3a17c4a109cba1692293&