Case C-692/17: Judgment of the Court (Second Chamber) of 17 October 2019 (request for a preliminary ruling from the Supremo Tribunal Administrativo — Portugal) — Paulo Nascimento Consulting — Mediação Imobiliária Lda v Autoridade Tributária e Aduaneira (Reference for a preliminary ruling — Value added tax (VAT) — Directive 2006/112/EC — Exemptions — Article 135(1)(b) and (d) — Transactions relating to the granting, negotiation and management of credit — Transactions concerning debts, with the exception of the recovery of debt — Assignment for consideration, to a third party, of a position held in enforcement proceedings for recovery of a debt recognised by a judgment)