...
<soapenv:Envelope xmlns:soapenv="http://schemas.xmlsoap.org/soap/envelope/" xmlns:provurn="http://urn:apiipex:providermanagement">
<soapenv:Header>
<prov:verifyAccess>
<accessToken></accessToken>
</prov:verifyAccess>
</soapenv:Header>
<soapenv:Body>
<urn:getFreeUnitsHistory>
<filter/>
<year>2015</year>
<month>03</month>
</urn:getFreeUnitsHistory>
</soapenv:Body>
</soapenv:Envelope>
...
<SOAP-ENV:Envelope xmlns:SOAP-ENV="http://schemas.xmlsoap.org/soap/envelope/" xmlns:ns1urn="urn:api-:apiipex:providermanagement">
<SOAP-ENV:Body>
<ns1:getFreeUnitsHistoryResponse>
<history>
<item>
<number>777777777</number>
<units>
<description>Volné minuty 1</description>
<available>40</available>
<remain>38</remain>
<transfer>20</transfer>
</units>
<units>
<description>Volné minuty 2</description>
<available>10</available>
<remain>2</remain>
<transfer>2</transfer>
</units>
<units>
<description>Volné SMS</description>
<available>100</available>
<remain>100</remain>
<transfer>50</transfer>
</units>
</item>
</history>
<result>0</result>
<resultText/>
</ns1:getFreeUnitsHistoryResponse>
</SOAP-ENV:Body>
</SOAP-ENV:Envelope>
...