https://stonebranchdocs.atlassian.net/wiki/spaces/UA72/pages/2797348/TARGET_VARIANTNAME+-+USAP+configuration+option
TARGET_VARIANTNAME - USAP configuration option - Universal Agent 7.2.x - Confluence
targetusapconfigurationoption
https://docs.cloud.google.com/java/docs/reference/google-cloud-configdelivery/latest/com.google.cloud.configdelivery.v1beta.VariantName.Builder
Class VariantName.Builder (0.25.0) | Java client libraries | Google Cloud Documentation
java clientgoogle cloudclassbuilder