{
  "id": "urn:ngsi-ld:WaterNetwork:01",
  "type": "WaterNetwork",
  "description": {
    "type": "Text",
    "value": "Free Text"
  },
  "isComposedOf": {
    "type": "StructuredValue",
    "value": [
      "urn:ngsi-ld:Tank:T1",
      "urn:ngsi-ld:Pipe:P1",
      "urn:ngsi-ld:Junction:J1"
    ]
  },
  "hasSubNetwork": {
    "type": "StructuredValue",
    "value": [
      "urn:ngsi-ld:Network:12-70d4l-4da9",
      "urn:ngsi-ld:Network:A14-14d4B-4vvc"
    ]
  }
}