static ServiceKeyCheckAttribute()
        {
            if (!RuntimeInfo.IsLambda())
            {
                _serviceKey = "hi";

                return;
            }

            using (var ssmClient = new AmazonSimpleSystemsManagementClient())
            {
                var task = ssmClient.GetParameterAsync(new GetParameterRequest()
                {
                    Name           = _ifTTTSvcHeaderName,
                    WithDecryption = false
                });

                _serviceKey = task.GetAwaiter().GetResult().Parameter.Value;

                logger.Info($"obtained {_ifTTTSvcHeaderName} from SSM");
            }
        }