C-646/18: Order of the Court (Sixth Chamber) of 11 April 2019 (request for a preliminary ruling from the Juzgado de lo Mercantil No 1 de Gerona — Spain) — OD v Ryanair (Reference for a preliminary ruling — Article 99 of the Rules of Procedure of the Court of Justice — Judicial cooperation in civil matters — Regulation (EU) No 1215/2012 — Determination of the court having jurisdiction to hear an application for compensation in respect of a delayed flight — Article 26 — Implied prorogation — Requirement that the defendant enter an appearance)