public CurlBuilder(SaveRequestOptions options)
 {
     Options = options;
 }
 /// <summary>
 /// Adds the services for curl middleware
 /// </summary>
 /// <param name="services">Service Collection</param>
 /// <param name="options">Parameters for the curl builder</param>
 /// <returns></returns>
 public static IServiceCollection AddSaveAsCurlMiddlewareServices(this IServiceCollection services, SaveRequestOptions options = null)
 {
     services.AddSingleton <IRequestBuilder>(c => new CurlBuilder(options));
     return(services);
 }