{"ast_node_type":"other","tokens":[{"end":65,"kind":"keyword","start":0,"text":"self.get_or_create_use_tree_list().add_use_tree(subtree);"}]}
        self.get_or_create_use_tree_list().add_use_tree(subtree);
        ted::insert(Position::first_child_of(self.syntax()), prefix.syntax());