severityuri 

Indicates how severe the impact from the signal is - expressed by a URI. The recommended vocabular is the IPTC Severity NewsCodes  http://cv.iptc.org/newscodes/severity/

Attribute Information

Used By

Element signal

Source 

<xs:attribute name="severityuri" type="IRIType" use="optional">
  <xs:annotation>
    <xs:documentation>Indicates how severe the impact from the signal is - expressed by a URI. The recommended vocabular is the IPTC Severity NewsCodes http://cv.iptc.org/newscodes/severity/</xs:documentation>
  </xs:annotation>
</xs:attribute>

Sample