public async Task <ActionResult> GetSubscriptionAsync(string topicKeyName, string subscriptionKeyName)
        {
            if (!await _serviceBusService.SubscriptionExistAsync(topicKeyName, subscriptionKeyName))
            {
                return(NotFound());
            }

            var result = await _serviceBusService.GetSubscriptionAsync(topicKeyName, subscriptionKeyName);

            return(Ok(result));
        }