private void UpsertStack(string stackName, string templatePath, List <Parameter> parameters, List <Tag> tags, bool notification = false)
        {
            var settings = new StackSettings
            {
                NotificationArns = new List <string>()
            };

            CloudFormation.UpsertStack(stackName, templatePath, parameters, tags, Credentials, settings).Wait();
        }
 private string GetStackOutputValue(string stackName, string key) => CloudFormation.GetStackOutputValue(stackName, key, Credentials).Result;