var fhMetrics = require('fh-metrics')(metricsConfig)
 
 
fhMetrics.getAppMetrics(params,cb);
 
//params is an object:
 
{
  "metric":"apprequestdest",
  "from": timestamp,
  "to":timestamp,
  "app":<appguid>
}
 
fhMetrics.getDomainMetrics(params,cb);
 
//params is an object:
 
{
  "metric":"apprequestdest",
  "from": timestamp,
  "to":timestamp,
  "domain":<domain>
}