ambari/ambari-web/app/assets/data/mirroring/each_dataset_job.json

{
  "href":"http://ec2...com:8080/api/v1/feeds/feed1/instances/99",
  "Instances":{
    "id":"99",
    "cluster":"drtarget1",
    "sourceCluster":"drsource",
    "status":"RUNNING",
    "start":"2013-03-06T03:17Z",
    "end":"2013-03-06T03:19Z",
    "details":"",
    "log":""
  }
}