Case C-64/21: Judgment of the Court (Third Chamber) of 13 October 2022 (request for a preliminary ruling from the Sąd Najwyższy — Poland) — Rigall Arteria Management sp. z o.o. sp.k. v Bank Handlowy w Warszawie S.A. (Reference for a preliminary ruling — Directive 86/653/EEC — Article 7(1)(b) — Self-employed commercial agents — Transaction concluded with a third party whom the commercial agent has previously acquired as a customer — Remuneration — Whether the agent’s right to commission is mandatory or supplementary)