public virtual Task <Product> UpdateAsync(string productId, ProductUpdateOptions options, RequestOptions requestOptions = null, CancellationToken cancellationToken = default(CancellationToken))
 {
     return(this.UpdateEntityAsync(productId, options, requestOptions, cancellationToken));
 }
 public virtual Product Update(string productId, ProductUpdateOptions options, RequestOptions requestOptions = null)
 {
     return(this.UpdateEntity(productId, options, requestOptions));
 }