Product product = new Product { Name = "Running Shoes", Description = "Comfortable shoes for running", Price = 50.00m, Category = "Running" };This code creates a new product object with the name "Running Shoes", description "Comfortable shoes for running", price $50.00, and category "Running". The SportsStore.Domain.Entities Product is part of the SportsStore.Domain package library, which contains all the domain entities and business logic for the SportsStore application.