Example of the cancellation of a preauthorization (id = "fm-example1")

<?xml version="1.0" encoding="UTF-8"?>

<Task xmlns="http://hl7.org/fhir">
    <!--     This is an example to demonstrate using task for actioning a claim reversal
     -->
  <id value="fm-example1"/> 
  <text> 
    <status value="generated"/> 
    <div xmlns="http://www.w3.org/1999/xhtml">
      <p> 
        <b>  Generated Narrative with Details</b> 
      </p> 
    </div> 
  </text> 
  <identifier> 
    <use value="official"/> 
    <system value="http:/happyvalley.com/task"/> 
    <value value="20181012-001"/> 
  </identifier> 
  <status value="requested"/> 
  <intent value="order"/> 
  <priority value="stat"/> 
    <!--   real time request and response required   -->
    <!--     fictive code and description elements populated for this example      -->
  <code> 
    <coding> 
      <system value="http://terminology.hl7.org/CodeSystem/financialtaskcode"/> 
      <code value="cancel"/> 
    </coding> 
  </code> 
  <focus> 
    <identifier> 
      <system value="http://happyvalley.com/claim"/> 
      <value value="1500"/> 
    </identifier> 
  </focus> 
  <authoredOn value="2018-10-04T08:25:05+10:00"/> 
  <lastModified value="2018-10-04T08:25:05+10:00"/> 
  <requester> 
    <reference value="Organization/example"/> 
    <display value="Happy Valley Clinic"/> 
  </requester> 
  <owner> 
    <identifier> 
      <system value="http://nationalinsurers.com/identifiers"/> 
      <value value="12345"/> 
    </identifier> 
  </owner> 
</Task>