{
  "vitrage_datasource_action": "init_snapshot",
  "image": "cirros-[a-z]+",
  "status": "ACTIVE",
  "tenant_id": "[0-9a-f]{32}",
  "user_id": "[0-9a-f]{32}",
  "flavor": "m1.nano",
  "OS-EXT-SRV-ATTR:host": "host[0-4]",
  "id": "vm[0-1][0-9]",
  "name": "vm[0-9]{3}",
  "vitrage_event_type": "update",
  "vitrage_entity_type": "nova.instance",
  "vitrage_sample_date": "2015-12-01T12:46:41Z"
}

