Simple Panel of Heart Rate, Repiratory Rate. Blood Pressure and Body Temperature

{
  "resourceType" : "Observation",
  "id" : "vitals-panel",
  "meta" : {
    "profile" : ["http://hl7.org/fhir/StructureDefinition/vitalsigns"]
  },
  "status" : "final",
  "category" : [{
    "coding" : [{
      "system" : "http://terminology.hl7.org/CodeSystem/observation-category",
      "code" : "vital-signs",
      "display" : "Vital Signs"
    }],
    "text" : "Vital Signs"
  },
  {
    "coding" : [{
      "system" : "http://loinc.org",
      "code" : "85353-1",
      "display" : "Vital signs, weight, height, head circumference, oxygen saturation and BMI panel"
    }],
    "text" : "Vital signs Panel"
  }],
  "code" : {
    "coding" : [{
      "system" : "http://loinc.org",
      "code" : "85353-1",
      "display" : "Vital signs, weight, height, head circumference, oxygen saturation and BMI panel"
    }],
    "text" : "Vital signs Panel"
  },
  "subject" : {
    "reference" : "Patient/example"
  },
  "effectiveDateTime" : "1999-07-02",
  "hasMember" : [{
    "reference" : "Observation/respiratory-rate",
    "display" : "Respiratory Rate"
  },
  {
    "reference" : "Observation/heart-rate",
    "display" : "Heart Rate"
  },
  {
    "reference" : "Observation/blood-pressure",
    "display" : "Blood Pressure"
  },
  {
    "reference" : "Observation/body-temperature",
    "display" : "Body Temperature"
  }]
}