Emergency relief action to stay a protest for purposes of a bankruptcy petition. Credit arising from an advance on foreign exchange contract (ACC) with an arbitration clause. Injunction granted to prevent the protest pending analysis of the existence and enforceability of the instrument by an arbitral tribunal. Revocation of the injunction due to the absence of fumus boni iuris and periculum in mora, given the demonstrated default of the plaintiff and the request for the constitution of an arbitral tribunal, which "shall be responsible for taking the urgent measures it deems appropriate":