Фильтр
Сначала дорогие
[{"ID":20480,"TREE":{"PROP_257":5,"PROP_261":242}},{"ID":20478,"TREE":{"PROP_257":5,"PROP_261":241}}]
[{"ID":20484,"TREE":{"PROP_257":6,"PROP_261":242}},{"ID":20483,"TREE":{"PROP_257":6,"PROP_261":92}}]