{
 "relationships": [
  {
   "id": 0,
   "name": "Traccar_rel",
   "backwardPathLabel": "Traccar_Devices",
   "originLayerId": 0,
   "originPrimaryKey": "id",
   "forwardPathLabel": "Traccar_Positions",
   "destinationLayerId": 1,
   "originForeignKey": "deviceid",
   "rules": [],
   "cardinality": "esriRelCardinalityOneToOne",
   "attributed": false,
   "composite": false
  }
 ]
}