private async Task <BrickLinkResponse <ItemsData[]> > ExecuteItemSubsetsRequest(string number, ItemType type)
        {
            var request = new RestRequest($"items/{type.GetEnumMemberValue()}/{number}/subsets");

            var response = await client.ExecuteAsync(request);

            if (!response.IsSuccessful)
            {
                throw new Exception("Something wrong with BrickLink Item Subsets request");
            }

            return(JsonConvert.DeserializeObject <BrickLinkResponse <ItemsData[]> >(response.Content));
        }