ArcGIS REST Services Directory Login
JSON

Relationships : (PropertyInformation/PIW_PropertyLayers)

{"relationships": [{
 "id": 0,
 "name": "PrecinctsHavePollingPlaces",
 "catalogID": "{B7328B56-1650-40FD-8EFC-2440C0868781}",
 "backwardPathLabel": "VotingPrecincts",
 "originLayerId": 18,
 "originPrimaryKey": "POLLINGID",
 "forwardPathLabel": "PollingPlaces",
 "destinationLayerId": 17,
 "originForeignKey": "POLLINGID",
 "rules": [],
 "cardinality": "esriRelCardinalityOneToOne",
 "attributed": false,
 "composite": false
}]}