diff --git a/samples/api-client/manager/manager.py b/samples/api-client/manager/manager.py
index 27e1fa07..1701940b 100644
--- a/samples/api-client/manager/manager.py
+++ b/samples/api-client/manager/manager.py
@@ -618,6 +618,7 @@ def send_command(
     device_path = client.device_path(
         project_id, cloud_region, registry_id, device_id)
 
+    # command = 'Hello IoT Core!'
     data = command.encode('utf-8')
 
     return client.send_command_to_device(device_path, data)