<soap12:Envelope xmlns:soap12="http://www.w3.org/2003/05/soap-envelope"
  xmlns:sos="http://www.opengis.net/sos/2.0"
  xmlns:wsa="http://www.w3.org/2005/08/addressing"
  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
  xmlns:ows="http://www.opengis.net/ows/1.1"
  xmlns:fes="http://www.opengis.net/fes/2.0"
  xmlns:gml="http://www.opengis.net/gml/3.2"
  xmlns:swes="http://www.opengis.net/swes/2.0"
  xsi:schemaLocation="http://www.w3.org/2003/05/soap-envelope http://www.w3.org/2003/05/soap-envelope/soap-envelope.xsd http://www.opengis.net/sos/2.0 http://schemas.opengis.net/sos/2.0/sos.xsd"
>
    <soap12:Header>
        <wsa:To>http://www.ogc.org/SOS</wsa:To>
        <wsa:Action>http://www.opengis.net/def/serviceOperation/sos/{{actionClass}}/2.0/{{action}}</wsa:Action>
        <wsa:ReplyTo>
            <wsa:Address>http://www.w3.org/2005/08/addressing/anonymous</wsa:Address>
        </wsa:ReplyTo>
    <wsa:MessageID>0</wsa:MessageID>
    </soap12:Header>
    <soap12:Body>
        <sos:GetFeatureOfInterest service="SOS" version="2.0.0">
        </sos:GetFeatureOfInterest>
    </soap12:Body>
</soap12:Envelope>