CreateUpdateSellableItemVariantArgument.cs

using System.Collections.Generic;
using Sitecore.Commerce.Core;

namespace Sitecore.Services.Examples.Catalog.Pipelines.Arguments
{
    public class CreateUpdateSellableItemArgument : PipelineArgument
	{ 
		public CreateUpdateSellableItemArgument()
		{
            Variants = new List<CreateUpdateSellableItemVariantArgument>();
		}

		public List<CreateUpdateSellableItemVariantArgument> Variants { get; set; }

        public string ProductId { get; set; }
        public string Description { get; set; }

        public string Name { get; set; }

        public string DisplayName { get; set; }

        public decimal ListPrice { get; set; }
    }
}