Case C-649/19: Judgment of the Court (Fifth Chamber) of 28 January 2021 (request for a preliminary ruling from the Spetsializiran nakazatelen sad — Bulgaria) — Criminal proceedings against IR (Reference for a preliminary ruling — Judicial cooperation in criminal matters — Directive 2012/13/EU — Articles 4 to 7 — Letters of Rights set out in Annexes I and II — Framework Decision 2002/584/JHA — Right to information in criminal proceedings — Letter of Rights on arrest — Right to be informed of the accusation — Right of access to the materials of the case — Person arrested on the basis of a European arrest warrant in the executing Member State)