Managed Services Market By Organization Size (SME, Large), By Deployment Type (Cloud, On-premise), By Service Type (Security Services, Network Services, Data Center and IT infra Services, Communication and Collaboration Services, Mobility Services, Information Services), By Industry Vertical (Telecom, IT, BFSI, Consumer Goods and Retail, Manufacturing, Healthcare, Education, Energy and Utilities, Media and Entertainment, Others): Global Opportunity Analysis and Industry Forecast, 2022-2031