Hi! Could we please enable some services and cookies to improve your experience and our website?
<?php
$arr = [
'RoadServiceAutos' => [[
'RoadServices' => [['CountryAlpha2Code' => 'RU']]
]]
];
$arr['RoadServiceAutos'] = $arr['RoadServiceAutos'][0];
$arr['RoadServiceAutos']['RoadServices'] = $arr['RoadServiceAutos']['RoadServices'][0];
print_r($arr);