RenderProgressiveComponents.cs

private string SSR(componentProps, progressiveComponentProps = null)
{
    componentProps.ProgressiveComponent  = RenderProgressiveComponents(progressiveComponentProps);            
    var reactComponent = Environment.CreateComponent(componentName, componentProps, containerId, clientOnly);
}

private static string RenderProgressiveComponents(componentProps)
{
  IReactComponent reactComponent = Environment.CreateComponent("LazyCarousel", componentProps, "article-detail__carousel-wrapper");
  return reactComponent.RenderHtml();
}