FIX for supporting metrics from ONOS controller

Change-Id: I21a1656ebed6593680ecf873a69eab85e7408461
diff --git a/xos/synchronizer/steps/sync_openstackmonitoringpublisher.py b/xos/synchronizer/steps/sync_openstackmonitoringpublisher.py
index 5622657..dd4db20 100644
--- a/xos/synchronizer/steps/sync_openstackmonitoringpublisher.py
+++ b/xos/synchronizer/steps/sync_openstackmonitoringpublisher.py
@@ -99,7 +99,7 @@
               body = {'target': target_uri}
               if agent.start_url_json_data:
                  start_url_dict = json.loads(agent.start_url_json_data)
-                 body.update(agent.start_url_dict)
+                 body.update(start_url_dict)
               a = {'url': agent.start_url, 'body': json.dumps(body)}
               agent_info.append(a)