AdTech Market By Solution (Demand-side Platforms (DSPs), Supply-side Platforms (SSPs), Ad Networks, Data Management Platforms (DMPs), Others), By Advertising Type (Programmatic Advertising, Search Advertising, Display Advertising, Mobile Advertising, Email Marketing, Native Advertising, Others), By Enterprise Size (Large Enterprises, Small and Medium-sized Enterprises), By Platform (Mobile, Web, Others), By Industry Vertical (Media and Entertainment, BFSI, Education, Retail and Consumer Goods, IT and Telecom, Healthcare, Others): Global Opportunity Analysis and Industry Forecast, 2021-2031