Adding NSA filtering to an existing source
You want to add NSA filtering to an existing source. You can change this attribute by using the update_updtTemplate.xml update script.
System Events NSA Filter
<?xml version="1.0" encoding="UTF-8"?>
<WinCollectScript version="10.0.0" >
<Update objPath="LocalSources(Name=Local)/Source(Name=System)" >
<Parameter name="Filter" value="1,6,12,13,19,104,219,1001,1125,1126,1129,7000,7022,7023,7024,7026,7031,7032,7034,7045" />
<Parameter name="FilterEnabled" value="true" />
</Update>
</WinCollectScript>Application Events NSA
Filter
<?xml version="1.0" encoding="UTF-8"?>
<WinCollectScript version="10.0.0" >
<Update objPath="LocalSources(Name=Local)/Source(Name=Application)" >
<Parameter name="Filter" value="1,2,865,866,867,868,882,1000,1001,1002,1022,1033,1511,1518" />
<Parameter name="FilterEnabled" value="true" />
</Update>
</WinCollectScript>

