HTTP API Example using C# and IHTTPActionResultInterface
Please upload the objects in the folders into a project whose name is Programming.API and upload the non-foldered objects into another project whose name is Programming.DAL. Source: https://www.youtube.com/playlist?list=PLpiXyP9d3U1oZAToh0vg4N6meBWM_IPDQ
Thanks to Kenan Yıldırım for his videos for HTTP API.