Case T-733/16: Judgment of the General Court of 13 July 2018 — Banque postale v ECB (Economic and monetary policy — Prudential supervision of credit institutions — Article 4(1)(d) and (3) of Regulation (EU) No 1024/2013 — Calculation of the leverage ratio — Refusal of the ECB to grant authorisation to the applicant to exclude exposures meeting certain conditions from the calculation of the leverage ratio — Article 429(14) of Regulation (EU) No 575/2013 — Discretion of the ECB — Errors of law — Manifest error of assessment)