Global A2P messaging market Size study, by Component (Platform and A2P Service), by Deployment mode (On-premises, Cloud), by Application (Authentication Services, Promotional and Marketing Services, Customer Relationship Management Services, Pushed Content Services, Interactive Messages), by Vertical (Banking, Financial Services, and Insurance, Retail and eCommerce, Hyperlocal Businesses, Healthcare, Travel and Hospitality) and Regional Forecasts 2020-2027