<additional xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="http://sumo.dlr.de/xsd/additional_file.xsd">
<variableSpeedSign lanes="EdgeCenter0_0 EdgeCenter1_0" pos="0.00,10.00"/>
<variableSpeedSign id="$$$$%%%%$$$" lanes="EdgeCenter0_0 EdgeCenter1_0" pos="10.00,10.00"/>
<variableSpeedSign id="customID" lanes="EdgeCenter0_0 EdgeCenter1_0" pos="40.00,-10.00"/>
<variableSpeedSign id="customID" lanes="EdgeCenter0_0 EdgeCenter1_0" pos="50.00,-10.00"/>
</additional>