{
  "resourceType": "Observation",
  "id": "Observation-Grading-example-1",
  "meta": {
    "profile": [
      "http://dktk.dkfz.de/fhir/StructureDefinition/onco-core-Observation-Grading"
    ]
  },
  "status": "final",
  "code": {
    "coding": [
      {
        "system": "http://loinc.org",
        "code": "59542-1"
      }
    ]
  },
  "subject": {
    "reference": "Patient/Patient-Patient-example-1"
  },
  "encounter": {
    "reference": "Encounter/Encounter-Fall-example-1"
  },
  "effectiveDateTime": "2018-01-01",
  "valueCodeableConcept": {
    "coding": [
      {
        "system": "http://dktk.dkfz.de/fhir/onco/core/CodeSystem/GradingCS",
        "code": "0",
        "display": "malignes Melanom der Konjunktiva"
      }
    ]
  },
  "specimen": {
    "reference": "Specimen/Specimen-Specimen-example-1"
  }
}