bin/sdc-createinstrumentation in smartdc-0.3.0 vs bin/sdc-createinstrumentation in smartdc-0.4.0

@@ -19,10 +19,9 @@
     exit
   end
 end
 
 begin
-  client.request.return_variable = 'json'
   puts client.analytics.instrumentations.create options
 rescue => e
-  puts e
+  puts e.inspect
 end
\ No newline at end of file