Case C-548/18: Judgment of the Court (First Chamber) of 9 October 2019 (request for a preliminary ruling from the Saarländisches Oberlandesgericht — Germany) — BGL BNP Paribas SA v TeamBank AG Nürnberg (Reference for a preliminary ruling — Area of freedom, security and justice — Judicial cooperation in civil matters — Regulation (EC) No 593/2008 — Law applicable to contractual obligations — Article 14 — Assignment of claims — Third-party effects)