Supported librariesESLObjecteslSetLogLevel($loglevel)ESLevent objectserialize([$format])setPriority([$number])getHeader($header_name)getBody()getType()addBody($value)addHeader($header_name, $value)delHeader($header_name)firstHeader()nextHeader()ESLconnection objectnew($host, $port, $password)new($fd)socketDescriptor()connected()getInfo()send($command)sendRecv($command)api($command[, $arguments])bgapi($command[, $arguments])sendEvent($send_me)recvEvent()recvEventTimed($milliseconds)filter($header, $value)events($event_type,$value)execute($app[, $arg][, $uuid])executeAsync($app[, $arg][, $uuid])setAsyncExecute($value)setEventLock($value)disconnect()