Preliminary Market Survey To The Negotiated Procedure Without Publication Of A Announcement Pursuant To Art. 50 Paragraph 1, Lett. E) Legislative Decree 36/2023 And Ss.Mm.Ii. For The Custody At The Lower Price Of The Management And Disbursement Of Voucher Vouchers In Favor Of The Staff Of The Companies And Bodies Of The Ssr (Supplementary Welfare) For The Duration Of 12 Months.