open the NuGet-Manager for your project and search for "hetznercloudapi" and install the lbrary.
PM> Install-Package hetznercloudapi
https://www.nuget.org/packages/hetznercloudapi/
goto the primary init-method in your project and the following line:
lkcode.hetznercloudapi.Core.ApiCore.ApiToken = "YOUR_API_TOKEN";
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