Case C-442/18 P: Judgment of the Court (First Chamber) of 19 December 2019 — European Central Bank v Espírito Santo Financial (Portugal), SGPS, SA (Appeal — Refusal to grant access to decisions of the Governing Council of the European Central Bank (ECB) — Protocol on the Statute of the European System of Central Banks and of the ECB — Article 10.4 — Confidentiality of the proceedings of meetings — Outcome of deliberations — Possibility of disclosure — Decision 2004/258/EC — Access to ECB documents — Article 4(1)(a) — Confidentiality of proceedings — Undermining of the protection of the public interest)