lib/AdobeMarketingCloud/Api/Report.php
public function getMetrics($reportSuiteID, $returnAsIdArray = false)
    {
        $response = $this->post('Report.GetMetrics', array('reportSuiteID' => $reportSuiteID));
        if ($returnAsIdArray) {
            $filtered = array();
            foreach ($response as $metric) {
                $filtered[$metric['id']] = $metric['name'];
            }
            return array_unique($filtered);
        }
        return $this->returnResponse($response);
    }
public function getMetrics($reportSuiteID, $returnAsIdArray = false)
    {
        $response = $this->post('Report.GetMetrics', array('reportSuiteID' => $reportSuiteID));
        if ($returnAsIdArray) {
            $filtered = array();
            foreach ($response as $metric) {
                $filtered[$metric['id']] = $metric['name'];
            }
            return array_unique($filtered);
        }
        return $this->returnResponse($response);
    }
Retrieve events for your report suites

@param string $reportSuiteID
@param bool $returnAsIdArray

@return array