Utility Network Service
Description
The Utility Network Service exposes analytic capabilities (tracing) as well as validation of network topology and management of subnetworks (managing sources, updating subnetworks, exporting subnetworks, and so on). The Utility Network Service is conceptually similar to the Network Analysis Service for transportation networks.
License:The ArcGIS Utility Network Management extension
is required to use these resources.

JSON Response Syntax
root
{
"name" : "Utility Network Server",
"type" : "Map Server Extension"
}