@Override
			public void modifyPrivate(ProgramDB program) {
				PropertyMapManager pmm = program.getUsrPropertyManager();

				IntPropertyMap ipm = pmm.getIntPropertyMap("Space");
				ipm.add(addr(program, "0x10018ce"), 5);
				ipm.add(addr(program, "0x10018ff"), 1);
				ipm.add(addr(program, "0x1002428"), 3);
				ipm.add(addr(program, "0x100248c"), 6);

				ObjectPropertyMap<?> opm = pmm.getObjectPropertyMap("testColor");
				opm.add(addr(program, "0x100248c"), new SaveableColor(Color.RED));
				opm.add(addr(program, "0x10039f1"), new SaveableColor(Color.ORANGE));
				opm.remove(addr(program, "0x10039f8"));
				opm.remove(addr(program, "0x10039fe"));
			}
Test the merge of the versioned program's listing.
Ghidra/Features/Base/src/test.slow/java/ghidra/app/merge/listing/UserDefinedPropertyMergeManagerTest.java