{
  "resourceType": "DeviceMetric",
  "id": "example",
  "identifier": [
    {
      "system": "http://goodcare.org/devicemetric/id",
      "value": "345675"
    }
  ],
  "type": {
    "coding": [
      {
        "system": "urn:iso:std:iso:11073:10101",
        "code": "150456",
        "display": "MDC_PULS_OXIM_SAT_O2"
      }
    ]
  },
  "unit": {
    "coding": [
      {
        "system": "urn:iso:std:iso:11073:10101",
        "code": "262688",
        "display": "MDC_DIM_PERCENT"
      }
    ]
  },
  "device": {
    "reference": "Device/dev1"
  },
  "status": "active",
  "operationalStatus": "on",
  "color": {
    "coding": [
      {
        "system": "http://terminology.hl7.org/CodeSystem/color-names",
        "code": "blue",
        "display": "Blue"
      }
    ]
  },
  "category": {
    "coding": [
      {
        "system": "http://terminology.hl7.org/CodeSystem/metric-category",
        "code": "measurement",
        "display": "Measurement"
      }
    ]
  },
  "measurementFrequency": {
    "value": 1,
    "unit": "Hertz",
    "system": "http://unitsofmeasure.org",
    "code": "Hz"
  },
  "calibration": [
    {
      "state": {
        "coding": [
          {
            "system": "http://terminology.hl7.org/CodeSystem/metric-calibration-state",
            "code": "calibrated",
            "display": "Calibrated"
          }
        ]
      },
      "time": "2016-12-28T09:03:04-05:00"
    }
  ],
  "meta": {
    "tag": [
      {
        "system": "http://terminology.hl7.org/CodeSystem/v3-ActReason",
        "code": "HTEST",
        "display": "test health data"
      }
    ]
  }
}