Method: messages.sendQuickReplyMessages

Parameters:

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

Return type: Updates

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();

$Updates = $MadelineProto->messages->sendQuickReplyMessages(peer: $InputPeer, shortcut_id: $int, id: [$int, $int], );