Fixed JSON-mismatch in messages from top10 to query

[demos/kafka/wordcount] / counter

diff --git a/counter b/counter
index 5aa0393..58681eb 160000 (submodule)
--- a/counter
+++ b/counter
@@ -1 +1 @@
-Subproject commit 5aa03935c0d09c363dc2b3ddcbd5fc9aac93b8e1
+Subproject commit 58681eb5c2ea655385c8209b07330e4ef0ab2c49