Payment Gateway Market Size By Type (Hosted, Non-Hosted, Local Bank Integrated), By Organization Size (SME, Large Enterprises), By Application (Travel and Hospitality, Retail & E-commerce, Media & Entertainment, Healthcare, Energy & Utilities, IT & Telecom, BFSI), COVID-19 Impact Analysis, Regional Outlook, Growth Potential, Competitive Market Share & Forecast, 2021 – 2027