vovakor, здравствуйте
import catalogs
import json_extensions
entity_set = catalogs.entity_set("a65c74b3-162b-4538-bd81-49d7adfc84e3")
update_operation = entity_set.update(entry_id)
update_operation.no_tracking()
update_operation.set_name("Нове имя в поле name")
update_operation.data["Property_1"] = "Новое значение"
update_operation.data["Property_2"] = json_extensions.select_token(item,"data.Property_2")
update_operation.apply()