Managed Services Market Size, Share & Industry Analysis, By Service Type (Managed IT Infrastructure & Data Center Services, Managed Network Services, Managed Mobility Services, Managed Communication & Collaboration Services, Managed Information Services, Managed Security Services, Managed Backup & Recovery Services and Others), By Enterprise Type (SMEs and Large Enterprises), By Industry (BFSI, IT & Telecom, Government, Retail & E-commerce, Energy & Utility, Healthcare,制造和其他）和区域预测，2025-2032