Visa has signed a definitive agreement to acquire Argentine payments platforms Prisma Medios de Pago and Newpay from private-equity firm Advent International. Prisma, which was formed in 2014 following the merger of Visa Argentina and Banelco, provides issuer processing for credit, debit and prepaid cards. According to a Reuters report, Prisma processes more than six billion transactions a year for the country’s leading banks. Newpay operates multi-network payments infrastructure in Argentina. Its serv ...