// modify the fourth feature, change its cat from 400 to 450
Id updateFilter = ff.id(singleton(ff.featureId("restricted.1b99be2b-2480-4742-ad52-95c294efda3b")));
restricted.modifyFeatures(schema.getDescriptor("cat"), 450, updateFilter);
// remove the third feature
Id removeFilter = ff.id(singleton(ff.featureId("restricted.c15e76ab-e44b-423e-8f85-f6d9927b878a")));
restricted.removeFeatures(removeFilter);
assertEquals(3, restricted.getCount(Query.ALL));
// get the response and do the basic checks
MockHttpServletResponse response = postAsServletResponse(root(true),