private function _mapByTreeDepthDesc($tree) { $req = new DownlineMapTreeByDepthRequest(); $req->setDataToMap($tree); $req->setAsCustomerId(Compress::ATTR_CUSTOMER_ID); $req->setAsDepth(Snap::ATTR_DEPTH); $req->setShouldReversed(true); $resp = $this->_callDownlineMap->treeByDepth($req); return $resp->getMapped(); }