Case C-119/12: Judgment of the Court (Third Chamber) of 22 November 2012 (reference for a preliminary ruling from the Bundesgerichtshof — Germany) — Josef Probst v mr.nexnet GmbH (Electronic communications — Directive 2002/58/EC — Article 6(2) and (5) — Processing of personal data — Traffic data necessary for billing and debt collection — Debt collection by a third company — Persons acting under the authority of the providers of public communications networks and electronic communications services)