HTTP/1.1 200 OK
Content-Type: application/xml; charset=utf-8

<?xml version="1.0" encoding="UTF-8"?>
<measured_units>
  <measured_unit href="https://api.recurly.com/v2/measured_units/123456">
    <id type="integer">123456</id>
    <name>Marketing Emails</name>
    <display_name>Email</display_name>
    <description>A Marketing Email</description>
  </measured_unit>
  <measured_unit href="https://api.recurly.com/v2/measured_units/654321">
    <id type="integer">654321</id>
    <name>Another Unit</name>
    <display_name>Another</display_name>
    <description>Another Measured Unit</description>
  </measured_unit>
</measured_units>