Need to get:
firstdatavalue
seconddatavalue
values from text and dont know if using EXTRACTVALUE is best option
<TextblockParameter>
<tagName>firstdata</tagName>
<value>firstdatavalue</value>
</TextblockParameter>
<TextblockParameter>
<tagName>seconddata</tagName>
<value>seconddatavalue</value>
</TextblockParameter>