In kibana 4.1.0, is there any way to scale the Y axis ?, I have an average metric with a field that is in seconds, but I want it to show in hours, I mean that 25,000 seconds should be honeycombs such as 25000/3600 or something like that.

Kibana 4 provides the ability to enter a Json taht input that should be combined with the existing configuration, but I cannot get it to work, I saw that this script should work:
{'script': '(_ value) / 3600'}
but it is not, it causes an error:
: Elasticsearch : { "error": "SearchPhaseExecutionException [ [], ; shardFailures {[leNBGA9VRmuUiPaMidqeVw] [logstash-2014.05.20] [0]: SearchPar...