$request->content('<?XML version="1.0"?><?RMCXML version="1.0"?><RMCSEQ>'.$xml.'</RMCSEQ>');
$response = $ua->request($request);
die("Error in request: " . $response->status_line . "\n") unless ($response->is_success);
$request->content('<?XML version="1.0"?><?RMCXML version="1.0"?><RMCSEQ>'.$xml.'</RMCSEQ>');
$response = $ua->request($request);
die("Error in request: " . $response->status_line . "\n") unless ($response->is_success);