Method: messages.savePreparedInlineMessage

Parameters:

Name	Type	Required
result	InputBotInlineResult	Yes
user_id	Username, chat ID, Update, Message or InputUser	Optional
peer_types	Array of InlineQueryPeerType	Optional

Return type: messages.BotPreparedInlineMessage

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();

$messages_BotPreparedInlineMessage = $MadelineProto->messages->savePreparedInlineMessage(result: $InputBotInlineResult, user_id: $InputUser, peer_types: [$InlineQueryPeerType, $InlineQueryPeerType], );