Xamarin WebRTC Project compile expert

Hi Everyone! I am going to make xamain(WebRTC) video chatting app. And there is much source code in GitHub like this [login to view URL] But I can't compile Android project from this repository If you have done this please help me Or If you have developed video chatting app in xamarin by using webRtc please let me know If you can do this please let me know And add "Xamarin WebRTC" word at the start of bid text so I can think you are not a bot Thanks