Android中的延迟深层链接网址

I want to implement deferred deep linking in my android app. My understanding is I need to provide a url and when user opens the url, it will direct user to the app or to play store if the app has not been installed. From my research, seems Android is able to resolve deferred deep linking by default. But my question is where is the URL from? Does Google have any url builder to generate it for me or do I need to have a website and write some code for the url?I want to implement deferred deep linking in my