Piwik\Plugins\API\ProcessedReport::getReportMetadataByUniqueId PHP Method

    public function getReportMetadataByUniqueId($idSite, $apiMethodUniqueId)
    {
        $metadata = $this->getReportMetadata($idSite);
        foreach ($metadata as $report) {
            if ($report['uniqueId'] == $apiMethodUniqueId) {
                return $report;
            }
        }
    }

 public function getReportByUniqueId($idSite, $reportUniqueId)
 {
     $processedReport = new ProcessedReport();
     $report = $processedReport->getReportMetadataByUniqueId($idSite, $reportUniqueId);
     return $report;
 }