This didn't work for me. This is what the dummy file has.
<REQUEST>
<PRODUCT_NM>webOS</PRODUCT_NM>
<MODEL_NM>HE_DTV_WT1H_AFAAATAA</MODEL_NM>
<SW_TYPE>FIRMWARE</SW_TYPE>
<MAJOR_VER>05</MAJOR_VER>
<MINOR_VER>00.04</MINOR_VER>
<COUNTRY>US2</COUNTRY>
<DEVICE_ID</DEVICE_ID>
<AUTH_FLAG>N</AUTH_FLAG>
<IGNORE_DISABLE>N</IGNORE_DISABLE>
<ECO_INFO>01</ECO_INFO>
<CONFIG_KEY>00</CONFIG_KEY>
<LANGUAGE_CODE>en-US</LANGUAGE_CODE>
</REQUEST>