{"relationships": [
 {
  "destinationLayerId": 1,
  "attributed": false,
  "composite": false,
  "originLayerId": 0,
  "name": "",
  "backwardPathLabel": "CustomerLayer",
  "rules": [],
  "originPrimaryKey": "locationaccountnumber",
  "forwardPathLabel": "ServiceLayer",
  "id": 0,
  "originForeignKey": "locationaccountnumber",
  "cardinality": "esriRelCardinalityOneToMany"
 },
 {
  "destinationLayerId": 2,
  "attributed": false,
  "composite": false,
  "originLayerId": 1,
  "name": "",
  "backwardPathLabel": "ServiceLayer",
  "rules": [],
  "originPrimaryKey": "serviceaccountnumber",
  "forwardPathLabel": "RouteLayer",
  "id": 1,
  "originForeignKey": "serviceaccountnumber",
  "cardinality": "esriRelCardinalityOneToMany"
 }
]}