Free T4 Add on Order

{
  "resourceType" : "ServiceRequest",
  "id" : "ft4",
  "text" : {
    "status" : "generated",
    "div" : "<div xmlns=\"http://www.w3.org/1999/xhtml\"><p><b>Generated Narrative: ServiceRequest</b><a name=\"ft4\"> </a><a name=\"hcft4\"> </a></p><div style=\"display: inline-block; background-color: #d9e0e7; padding: 6px; margin: 4px; border: 1px solid #8da1b4; border-radius: 5px; line-height: 60%\"><p style=\"margin-bottom: 0px\">Resource ServiceRequest &quot;ft4&quot; </p></div><p><b>status</b>: active</p><p><b>intent</b>: reflex-order</p><h3>Codes</h3><table class=\"grid\"><tr><td style=\"display: none\">-</td><td><b>Concept</b></td></tr><tr><td style=\"display: none\">*</td><td>Free T4 <span style=\"background: LightGoldenRodYellow; margin: 4px; border: 1px solid khaki\"> (<a href=\"https://loinc.org/\">LOINC</a>#3024-7 &quot;Thyroxine (T4) free [Mass/volume] in Serum or Plasma&quot;)</span></td></tr></table><p><b>subject</b>: <a href=\"patient-example-b.html\">Patient/pat2</a> &quot;Duck DONALD&quot;</p><p><b>occurrence</b>: 2015-08-27T09:33:27+07:00</p><p><b>requester</b>: <a href=\"practitioner-example.html\">Practitioner/example</a> &quot;Adam CAREFUL&quot;</p></div>"
  },
  "status" : "active",
  "intent" : "reflex-order",
  "code" : {
    "concept" : {
      "coding" : [{
        "system" : "http://loinc.org",
        "code" : "3024-7",
        "display" : "Thyroxine (T4) free [Mass/volume] in Serum or Plasma"
      }],
      "text" : "Free T4"
    }
  },
  "subject" : {
    "reference" : "Patient/pat2"
  },
  "occurrenceDateTime" : "2015-08-27T09:33:27+07:00",
  "requester" : {
    "reference" : "Practitioner/example"
  }
}