It has been a spectacular fall from grace for Chinese online influencer Viya , who went from being the country’s most bankable live-streaming e-commerce star to a virtual pariah overnight after authorities in the eastern city of Hangzhou slapped her with a record 1.34 billion yuan (US$210 million) fine for tax evasion . One of China’s rare one-name celebrities, Viya – whose real name is Huang Wei –saw her widely followed social media account on microblogging platform Weibo and her online presence on Taobao Marketplace , the social commerce operation of Alibaba Group Holding , become immediately inaccessible just hours…