Case T-613/21: Judgment of the General Court of 22 November 2023 — XH v European Commission (Civil service — Officials — Decision opening an invalidity procedure — Claim for annulment — Act not amenable to review — Inadmissibility — Psychological harassment — Administrative investigation — Article 12a of the Staff Regulations — Request for assistance — Rejection of the request — Article 24 of the Staff Regulations — Rule of correspondence — Principle of good administration — Right to be heard — Rules of evidence — Prima facie evidence — Error of assessment — Right to respect for private life — Right to the protection of personal data — Liability