{

"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"
    }
  ]
},
"source": {
  "reference": "Device/dev1"
},
"parent": {
  "reference": "DeviceDefinition/dc102"
},
"operationalStatus": "on",
"color": "blue",
"category": "measurement",
"measurementPeriod": {
  "repeat": {
    "frequency": 1,
    "period": 1,
    "periodUnit": "s"
  }
},
"calibration": [
  {
    "type": "two-point",
    "state": "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"
    }
  ]
}

}