diff --git a/lib/api/middlewares/pubsub-metrics.js b/lib/api/middlewares/pubsub-metrics.js
index bae6171a..ae0195d4 100644
--- a/lib/api/middlewares/pubsub-metrics.js
+++ b/lib/api/middlewares/pubsub-metrics.js
@@ -3,7 +3,7 @@
 const EVENT_VERSION = '1';
 const MAX_LENGTH = 100;
 
-function pubSubMetrics ({ enabled, metricsBackend }) {
+function pubSubMetrics ({ enabled, metricsBackend, logger }) {
     if (!enabled) {
         return function pubSubMetricsDisabledMiddleware (req, res, next) {
             next();
@@ -15,7 +15,9 @@ function pubSubMetrics ({ enabled, metricsBackend }) {
             const { event, attributes } = getEventData(req, res);
 
             if (event) {
-                metricsBackend.send(event, attributes);
+                metricsBackend.send(event, attributes)
+                    .then(() => logger.debug(`PubSubTracker: event '${event}' published succesfully`))
+                    .catch((error) => logger.error(`ERROR: pubsub middleware failed to publish event '${event}': ${error.message}`));
             }
         });
 
diff --git a/lib/backends/pubsub-metrics.js b/lib/backends/pubsub-metrics.js
index 9cf0ee2d..e4b37643 100644
--- a/lib/backends/pubsub-metrics.js
+++ b/lib/backends/pubsub-metrics.js
@@ -5,19 +5,13 @@ const { PubSub } = require('@google-cloud/pubsub');
 module.exports = class PubSubMetricsBackend {
     constructor (options = {}) {
         const { project_id: projectId, credentials: keyFilename, topic } = options;
+
         this._pubsub = new PubSub({ projectId, keyFilename });
         this._topicName = topic;
     }
 
     send (event, attributes) {
         const data = Buffer.from(event);
-
-        this._pubsub.topic(this._topicName).publish(data, attributes)
-            .then(() => {
-                console.log(`PubSubTracker: event '${event}' published to '${this._topicName}'`);
-            })
-            .catch((error) => {
-                console.error(`ERROR: pubsub middleware failed to publish event '${event}': ${error.message}`);
-            });
+        return this._pubsub.topic(this._topicName).publish(data, attributes);
     }
 };