Azure Function using Cowin Public API
(1) Cowin API Used https://apisetu.gov.in/public/api/cowin
(2) Azure Timer Function to check for Updated Data every 30 minutes
(3) Added the following
// dotnet add package System.Collections --version 4.3.0
// dotnet add package System.Net.Http --version 4.3.4
// dotnet add package SendGrid