A packet that removes an application package WordPress from subscription with ID 1234 looks as follows:
<packet version="1.6.3.1">
<webspace>
<remove-package>
<filter>
<id>1234</id>
</filter>
<package>
<name>name</name>
<value>WordPress</value>
</package>
</remove-package>
</webspace>
</packet>