<?php
$rawitems = [['nope1' => 'a', 'nope2' => 'b'], ['nope1' => 'c', 'nope2' => 'd']];
$itemskey = ['key1', 'key2'];
foreach ($rawitems as $row) {
$tmp['key2'] = [$tmp['key2']];
$items[] = $tmp;
}
PD9waHAKCiRyYXdpdGVtcyA9IFtbJ25vcGUxJyA9PiAnYScsICdub3BlMicgPT4gJ2InXSwgWydub3BlMScgPT4gJ2MnLCAnbm9wZTInID0+ICdkJ11dOwokaXRlbXNrZXkgPSBbJ2tleTEnLCAna2V5MiddOwpmb3JlYWNoICAoJHJhd2l0ZW1zIGFzICRyb3cpIHsKCSR0bXAgPSBhcnJheV9jb21iaW5lKCRpdGVtc2tleSwgJHJvdyk7CgkkdG1wWydrZXkyJ10gPSBbJHRtcFsna2V5MiddXTsKCSRpdGVtc1tdID0gJHRtcDsKfQoKcHJpbnRfcigkaXRlbXMpOw==