主语: The push
谓语: is publicising
宾语: what has been a private matter for many wealthy people, 是 what 引导的宾语从句
定语: by xx , xxx and his wife xxxxxx,修饰主语 the push
【直译】被xx,xxx及其妻子xxxxxx所推动的(事件)宣传了私事对于很多富人而言是什么.
【意译】在xx,xxx及其妻子xxxxxx的推动下,公众明白了对于很多富人而言隐私意味着什么.