Upgraded to VS2019. This extension allows you to copy C# source code, then paste as Typescript syntax which helps you with converting C# DTO or interface.
Copy any C# code (correct syntax, whole class
Visual Studio 2019 (Upgraded) Extension which converts C# Syntax to Typescript Syntax, you just need to Copy C# code, and paste into Typescript.ts source code.
Important: Please make sure you have VS 2019 upgraded to at least 16.4.0.
There is option which will convert class/struct to Typescript interface. (In VS 2015 goto Tool->Option->Typescript Paste-> Convert to interface:true)