C# - How to read custom configurations from appsettings.json

public class Startup
{
	public void ConfigureServices(IServiceCollection services)
	{
		services.AddControllers();

		var section = Configuration.GetSection(nameof(WeatherClientConfig));
		var weatherClientConfig = section.Get<WeatherClientConfig>();

		services.AddSingleton(weatherClientConfig);
	}
//The rest of Startup class	
}