A 12-year-old girl from London is planning to bring legal action on behalf of all children who are, or were, users of the short video-sharing app TikTok. According to a judgment (pdf) handed down on Wednesday by judge Justice Warby, the claim alleges that Tik Tok and its “effective predecessor,” Musical.ly, broke EU and UK law when they “misused the claimant’s private information and processed the claimant’s personal data.” ‘Litigation Friend’ The unnamed 12-year-old is being supported by England’s Children’s Minister, Anne Longfield who is acting as a “litigation friend” for the girl. The “representative action” for “loss of control of personal data” is also to be on behalf of all under 16’s who have used the Tik Tok app. Charles Ciumei, QC, representing commissioner Longfield reportedly said in written submissions to the court  that Tik Tok was “targeted specifically at children” and that their data was used “to garner …