Method: phone.saveDefaultGroupCallJoinAs

Set the default peer that will be used to join a group call in a specific dialog.

Parameters:

Name	Type	Description	Required
peer	Username, chat ID, Update, Message or InputPeer	The dialog	Optional
join_as	Username, chat ID, Update, Message or InputPeer	The default peer that will be used to join group calls in this dialog, presenting yourself as a specific user/channel.	Optional

Return type: Bool

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();

$Bool = $MadelineProto->phone->saveDefaultGroupCallJoinAs(peer: $InputPeer, join_as: $InputPeer, );