BUG FIX: manually piece together a json is hard
BUG FIX: manually piece together a json is hard

fall back to use encoding/json, although it's slow

{"errmsg":"Error while executing topic command Topic "102.sdkTopic2.v1" already exists.;kafka.common.TopicExistsException: Topic "102.sdkTopic2.v1" already exists.; at kafka.admin.AdminUtils$.createOrUpdateTopicPartitionAssignmentPathInZK(AdminUtils.scala:187); at kafka.admin.AdminUtils$.createTopic(AdminUtils.scala:172);   at kafka.admin.TopicCommand$.createTopic(TopicCommand.scala:93);   at kafka.admin.TopicCommand$.main(TopicCommand.scala:55);  at kafka.admin.TopicCommand.main(TopicCommand.scala);"}

funkygao/gafka,funkygao/gafka,funkygao/gafka,funkygao/gafka,funkygao/gafka