add logger.info to get_networkids_ports

app/services/blockchains_service.rb

@@ -27,6 +27,8 @@ class BlockchainsService
       network_ids << bc.network_id
       ports << bc.port
     end
+    Rails.logger.info(network_ids)
+    Rails.logger.info(ports)
     return {:network_ids => network_ids, :ports => ports, :status => 0}
   end