{
  "id": "urn:ngsi-ld:ProcessChemicalAnalysis:PlantZ:UnitProcessX:32781",
  "type": "ProcessChemicalAnalysis",
  "dateObserved": {
    "type": "DateTime",
    "value": "2025-07-17T14:07:00Z"
  },
  "processName": {
    "type": "Text",
    "value": "unit_process_x"
  },
  "heatNumber": {
    "type": "Number",
    "value": 10001
  },
  "chemicalAnalysis" : {
    "type": "StructuredValue",
    "value": {
      "sampleNumber": {
        "type": "Number",
        "value": 1
      },
      "chemicalConcentration": {
        "type": "StructuredValue",
        "value": [
          {
            "type": "StructuredValue",
            "value": {
              "substance": {
                "type": "Text",
                "value": "Fe"
              },
              "percentage": {
                "type": "Number",
                "value": 0.9973
              }
            }
          },
          {
            "type": "StructuredValue",
            "value": {
              "substance": {
                "type": "Text",
                "value": "Cu"
              },
              "percentage": {
                "type": "Number",
                "value": 0.0005
              }
            }
          }
        ]
      }
    }
  }
}