{
  "id": "urn:ngsi-ld:MaterialAddition:PlantZ:UnitProcessX:75545",
  "type": "MaterialAddition",
  "dateObserved": "2025-07-17T14:07:00Z",
  "processName": "unit_process_x",
  "heatNumber": 10001,
  "addedMaterials":
  [
    {
      "code": "scrap_type_3",
      "mass": 40000,
      "category": "scrap",
      "chemicalConcentration":
      [
        {
          "substance": "Fe",
          "percentage": 0.9973
        },
        {
          "substance": "Cu",
          "percentage": 0.0005
        }
      ],
      "specificEnergy": 1.3,
      "source": "my-id-1",
      "origin": "my-id-2",
      "supplier": "ACME",
      "materialPrice": 0.02,
      "storageAvailability": 250000
    }
  ]
}