EXECUTION AMENDED AND RESTATED AGENCY AGREEMENT DATED 15 OCTOBER 2021 TÜRKİYE GARANTİ BANKASI A.Ş. US$6,000,000,000GLOBAL MEDIUM TERM NOTE PROGRAMMEAgency Agreement • October 15th, 2021 • EnglandContract TypeAgency AgreementFiledOctober 15th, 2021JurisdictionEngland