~ Group 'Root'
~   Group 'group_a'
~     Group 'sub_a'
~       Entry 'sub a'
-         Field 'UserName' = 'sub_a_user'
+         Field 'UserName' = 'changed sub a of sub_a of first group_a'
~   Group 'group_a'
~     Entry 'test 1'
-       Field 'UserName' = 'test 1'
+       Field 'UserName' = 'test 2'

