PiliPlus/lib/models/dynamics/opus_detail/render_spec.dart

class RenderSpec {
	int? opacity;

	RenderSpec({this.opacity});

	factory RenderSpec.fromJson(Map<String, dynamic> json) => RenderSpec(
				opacity: json['opacity'] as int?,
			);

	Map<String, dynamic> toJson() => {
				'opacity': opacity,
			};
}