[Internal] - For details and coordination: [go/gcs-dpe-dual-region-milestones-api-refactor](http://go/gcs-dpe-dual-region-milestones-api-refactor) - Implementation Example: https://github.com/googleapis/nodejs-storage/pull/1977
[Internal]