Case C-26/19: Order of the Court of Justice (Seventh Chamber) of 30 April 2019 (request for preliminary ruling from the Commissione tributaria provinciale di Modena — Italy) — Azienda USL di Modena v Comune di Sassuolo (Reference for a preliminary ruling — Article 53(2) of the Rules of Procedure of the Court — State aid — National health service — Exemption from property tax — Immovable property leased to a commercial company constituted with blended capital active in the health sector in competition with other healthcare establishments exclusively constituted with private capital)