Case C-489/19 PPU: Judgment of the Court (Second Chamber) of 9 October 2019 (request for a preliminary ruling from the Kammergericht Berlin — Germany) — Execution of a European arrest warrant issued against NJ (Reference for a preliminary ruling — Urgent preliminary ruling procedure — Police and judicial cooperation in criminal matters — European arrest warrant — Framework Decision 2002/584/JHA — Article 1(1) — Concept of ‘European arrest warrant’ — Minimum requirements on which validity depends — Article 6(1) — Concept of “issuing judicial authority” — European arrest warrant issued by the public prosecutor’s office of a Member State — Status — Whether subordinate to a body of the executive — Power of a Minister for Justice to issue instructions in a specific case — Certification of the European arrest warrant by a court before its transmission)