<?xml version=“1.0” encoding=“UTF-8”?> <Observation xmlns=“hl7.org/fhir”>
<id value="eye-color"/> <meta> <security> <system value="http://terminology.hl7.org/CodeSystem/v3-ActReason"/> <code value="HTEST"/> <display value="test health data"/> </security> </meta> <status value="final"/> <code> <text value="eye color"/> </code> <subject> <reference value="Patient/example"/> </subject> <effectiveDateTime value="2016-05-18"/> <valueString value="blue"/>
</Observation>