gozap_api/Reports/Service/service_report.php

<?php
$serviceSql = "SELECT *,
servicehistory.CreatedAt AS ServiceHistoryCreatedAt,
servicehistory.UpdatedAt AS ServiceHistoryUpdatedAt 
FROM servicehistory servicehistory
WHERE servicehistory.IsActive='1' $serviceSqlfilter";
$serviceRes = mysqli_query($conn, $serviceSql);
if ($serviceRes->num_rows > 0) {
  $id = 0;
  foreach ($serviceRes as $servicerow) {
    $id++;
    $services = array_merge($services, array(array($id, $servicerow['ServiceHistoryID'], $servicerow['AssetID'], $servicerow['isServiced'], $servicerow['InWard'], $servicerow['outWard'], $servicerow['ServiceHistoryCreatedAt'], $servicerow['ServiceHistoryUpdatedAt'])));
  }
}