Market survey to verify the existence of EXPRESSION OF INTEREST FOR THE IDENTIFICATION OF ECONOMIC OPERATORS FOR THE PRESENTATION OF PROJECT FINANCING PROPOSALS, PURSUANT TO ART. 183, COMMA15, OF THE LEGISLATIVE DECREE 18 APRIL 2016, N. 50, FOR THE LEASE CONCESSION OF A MUNICIPAL STRUCTURE TO BE USED AS A RSA IN EXTENSION OF THE EXISTING STRUCTURE DENOMINED "VILLA SILVIA" – Appointment of Commission for Expression of Interest Relating to Management-