public function getCurrentData($device_id, $type_id)
{
$header = app('request')->header();
if (!$this->check($header)) {
return response('Unauthorized', 401);
}
$current = Convert::where('device_id', '=', $device_id)->where('type_id', '=', $type_id)->orderBy('timestamp', 'desc')->first();
return $current;
}
