private OutputItemCollection ProvisionOnHashRedis(string instanceId)
        {
            try
            {
                HashTagRedisProvisioningClient provisioningClient = new HashTagRedisProvisioningClient();
                ProvisioningResult result = provisioningClient.Provision(instanceId);

                OutputItemCollection outputItems = new OutputItemCollection();
                outputItems.Add(new OutputItem() { Key = "CacheUrl", Value = result.CacheUrl });
                return outputItems;
            }
            catch (Exception e)
            {
                throw new Exception("HashTag Redis Provisioning failed", e);
            }
        }
 private static string SerializeOutputItems(OutputItemCollection outputItems)
 {
     return Newtonsoft.Json.JsonConvert.SerializeObject(outputItems);
 }