Method: messages.sendReaction

React to message.

Starting from layer 159, the reaction will be sent from the peer specified using messages.saveDefaultSendAs.

Parameters:

Name	Type	Description	Required
big	Bool	Whether a bigger and longer reaction should be shown	Optional
add_to_recent	Bool	Whether to add this reaction to the recent reactions list ».	Optional
peer	Username, chat ID, Update, Message or InputPeer	Peer	Optional
msg_id	int	Message ID to react to	Optional
reaction	Array of Reaction	A list of reactions	Optional

Return type: Updates

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();

$Updates = $MadelineProto->messages->sendReaction(big: $Bool, add_to_recent: $Bool, peer: $InputPeer, msg_id: $int, reaction: [$Reaction, $Reaction], );