Granting of an injunction staying a special appeal against a decision ordering the continuation of provisional enforcement of a judicial judgment relating to a contract containing an arbitration clause, on the grounds that the Brazilian Arbitration Act would not be applicable to contracts entered into before its entry into force. Characterization of the fumus boni iuris by the likelihood of the case being dismissed, without resolution on the merits, upon adjudication of the special appeal, and of the periculum in mora by the economic harm that could result from the continuation of provisional enforcement of the judgment: