Case T-604/21: Judgment of the General Court of 9 November 2022 — WP and Others v Commission (Civil service — Members of the contract staff — Pensions — Pension rights acquired before entry into the service of the EU — Transfer to the EU scheme — Additional years of pensionable service — Application for restitution of the amount of transferred national pension rights — Dismissal of application — ‘Minimum subsistence figure’ rule — Undue enrichment — Equal treatment)