{
  "id" : "M42221792722",
  "category" : {
    "text" : "Laboratory",
    "coding" : [
      {
        "system" : "http://hl7.org/fhir/observation-category",
        "display" : "Laboratory",
        "code" : "laboratory"
      }
    ]
  },
  "subject" : {
    "reference" : "Patient/85632757"
  },
  "encounter" : {
    "reference" : "Encounter/664068318"
  },
  "effectiveDateTime" : "2022-05-16T12:47:00.000Z",
  "resourceType" : "Observation",
  "code" : {
    "text" : "CO2",
    "coding" : [
      {
        "system" : "http://loinc.org",
        "code" : "2028-9"
      },
      {
        "system" : "http://loinc.org",
        "code" : "2028-9"
      }
    ]
  },
  "referenceRange" : [
    {
      "low" : {
        "code" : "mmol/L",
        "value" : 21,
        "system" : "http://unitsofmeasure.org",
        "unit" : "mmol/L"
      },
      "high" : {
        "code" : "mmol/L",
        "value" : 31,
        "system" : "http://unitsofmeasure.org",
        "unit" : "mmol/L"
      },
      "text" : "21 mmol/L-31 mmol/L"
    }
  ],
  "meta" : {
    "versionId" : "3-42222239376",
    "lastUpdated" : "2022-05-17T12:22:01.000Z"
  },
  "text" : {
    "status" : "generated",
    "div" : "<div><p><b>Observation</b></p><p><b>Patient</b>: 85632757</p><p><b>Status</b>: Final</p><p><b>Category</b>: Laboratory</p><p><b>Code</b>: CO2</p><p><b>Result</b>: 27 mmol/L</p><p><b>Date</b>: May 16, 2022 12:47 P.M. UTC</p><p><b>Risk Level Detail</b>: 21 mmol/L-31 mmol/L</p></div>"
  },
  "valueQuantity" : {
    "code" : "mmol/L",
    "value" : 27,
    "system" : "http://unitsofmeasure.org",
    "unit" : "mmol/L"
  },
  "status" : "final",
  "issued" : "2022-05-17T11:09:26.000Z"
}