hashtable.php

<?php

$data = [
  [
    'id'=>2,
    'name'=>'asd'
  ]
];

$strutrura = new stdClass;
$strutura->origin_id = 2;

$newArray = [];

forech($data as $line){
  $newArray[$line['id']] = $line;
}

$strutura->nome = $newArray[$strutura->origin_id]['nome'];