<?php

$statClient = new StatClient($accessToken);

$metricaStatsParamsModel = new Yandex\Metrica\Stat\Models\TableParams();

$metricaStatsParamsModel->setPreset(\Yandex\Metrica\Stat\AvailableValues::PRESET_SOURCES_SEARCH_PHRASES);

$metricaStatsParamsModel->setDate1(date('Y-m-d', strtotime('-1 month')));
$metricaStatsParamsModel->setDate2(date('Y-m-d'));

use Yandex\Metrica\Management\ManagementClient;
$managementClient = new ManagementClient($accessToken);

$params = new Yandex\Metrica\Management\Models\CountersParams();
$params->setField('goals,mirrors,grants,filters,operations');

/* @var Yandex\Metrica\Management\Models\GetCountersResponse $countersResponse */
$countersResponse = $managementClient->counters()->getCounters($params);

$metricaStatsParamsModel->setId($counterId);

$dataTable = $statClient->data()->getTable($metricaStatsParamsModel); /* @var Yandex\Metrica\Stat\Models\Table $dataTable */

$data = $dataTable->getData(); /* @var Yandex\Metrica\Stat\Models\Data $data */