diff --git a/src/Service/MQTTClient.php b/src/Service/MQTTClient.php
index 1dd2c435..a8aed8bc 100644
--- a/src/Service/MQTTClient.php
+++ b/src/Service/MQTTClient.php
@@ -29,6 +29,9 @@ class MQTTClient
 
     public function sendEvent(JobOrder $job_order, $payload)
     {
+        error_log('sending mqtt event: ');
+        error_log(print_r($payload, true));
+
         $sessions = $job_order->getCustomer()->getMobileSessions();
         if (count($sessions) == 0)
             return;