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Relationships : (BMA_Lights/BMA_Lights_Target)

{"relationships": [{
 "id": 1,
 "name": "BMA_Lights_material_used",
 "backwardPathLabel": "test_survey_material_used",
 "originLayerId": 0,
 "originPrimaryKey": "uniquerowid",
 "forwardPathLabel": "test_survey_material_used",
 "destinationLayerId": 5,
 "originForeignKey": "parentrowid",
 "rules": [],
 "cardinality": "esriRelCardinalityOneToMany",
 "attributed": false,
 "composite": true
}]}