Method: premium.applyBoost

Parameters:

Name	Type	Required
slots	Array of int	Optional
peer	Username, chat ID, Update, Message or InputPeer	Optional

Return type: premium.MyBoosts

Can bots use this method: YES

MadelineProto Example (now async for huge speed and parallelism!):

if (!file_exists('madeline.php')) {
    copy('https://phar.madelineproto.xyz/madeline.php', 'madeline.php');
}
include 'madeline.php';

$MadelineProto = new \danog\MadelineProto\API('session.madeline');
$MadelineProto->start();

$premium_MyBoosts = $MadelineProto->premium->applyBoost(slots: [$int, $int], peer: $InputPeer, );