Method: stories.getChatsToSend
Obtain a list of channels where the user can post stories
Return type: messages.Chats
Can userbots use this method: YES
Can bots use this method: NO
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_Chats = $MadelineProto->stories->getChatsToSend();