Фильтр
Сначала дешевые
[{"ID":19147,"TREE":{"PROP_521":843}}]
[{"ID":19797,"TREE":{"PROP_521":1822}}]
[{"ID":20336,"TREE":{"PROP_521":1843}}]
[{"ID":21736,"TREE":{"PROP_521":0}},{"ID":20157,"TREE":{"PROP_521":1861}}]
