{
  "resourceType": "Observation",
  "id": "ldl",
  "status": "final",
  "category": [
    {
      "coding": [
        {
          "system": "http://terminology.hl7.org/CodeSystem/observation-category",
          "code": "laboratory",
          "display": "Laboratory"
        }
      ],
      "text": "Laboratory"
    },
    {
      "coding": [
        {
          "system": "urn:oid:1.2.840.114350.1.13.177.2.7.10.798268.30",
          "code": "Lab",
          "display": "Lab"
        }
      ],
      "text": "Lab"
    }
  ],
  "code": {
    "coding": [
      {
        "system": "http://loinc.org",
        "code": "2089-1",
        "display": "Cholesterol in LDL [Mass/volume] in Serum or Plasma"
      }
    ],
    "text": "LDL"
  },
  "subject": {
    "reference": "Patient/pat2"
  },
  "effectiveDateTime": "2015-08-16T06:40:17Z",
  "issued": "2015-08-16T08:40:17Z",
  "valueQuantity": {
    "value": 161,
    "unit": "mg/dL",
    "system": "http://unitsofmeasure.org",
    "code": "mg/dL"
  },
  "interpretation": [
    {
      "coding": [
        {
          "system": "http://terminology.hl7.org/CodeSystem/v3-ObservationInterpretation",
          "code": "H",
          "display": "High"
        }
      ],
      "text": "High"
    }
  ],
  "specimen": {
    "reference": "Specimen/sst",
    "display": "Serum sample"
  },
  "referenceRange": [
    {
      "high": {
        "value": 100,
        "comparator": "\u003c",
        "unit": "mg/dL",
        "system": "http://unitsofmeasure.org",
        "code": "mg/dL"
      }
    }
  ],
  "meta": {
    "tag": [
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ActReason",
        "code": "HTEST",
        "display": "test health data"
      }
    ]
  }
}