Interlocutory appeal against the reporting judge's decision granting an interlocutory appeal, based on Article 557, § 1º-A, of the CPC/73, and dismissing the case based on the arbitration agreement raised in the interlocutory appeal. Prerogative of the reporting judge to recognize his lack of jurisdiction in the face of the arbitration agreement, even before an objection is raised in the answer, based on the kompetenz-kompetenz principle: