Public-interest civil action filed by the Public Prosecutor's Office against an arbitration center (TMJTA/DF – Tribunal de Mediação e Justiça Arbitral do Distrito Federal). Admissibility of an injunction ordering the arbitration center to refrain from using "National Arms and Symbols" and "denominations such as 'Juiz' or 'Juiz Arbitral', 'Processo', 'Ação', 'Citação', 'Intimação'", on the grounds that such use constitutes a misuse of purpose simulating false authority and usurpation of public office: