https://firebase.google.com/docs/reference/cpp/struct/firebase/remote-config/config-update?authuser=2
firebase::remote_config::ConfigUpdate Struct Reference | Firebase
firebase remote configstructreference
https://firebase-dot-devsite-v2-prod.appspot.com/docs/reference/kotlin/com/google/firebase/remoteconfig/ConfigUpdate
ConfigUpdate | Firebase SDKs for Android
firebasesdksandroid