public function assinar2()
	{
		$chave_acesso = "GrRy89U7XeYaM0JV6ECQLw3A/cwbuQaAdQ4W5Qdv/hncLBFyBrxVdTdFdRAqRzAmTn6lnmbwtJWdfW4vasGsKg==";

		$filename = "/Users/daniellucena/Documents/projetos/followair_api/documentacao/pdf_assinado.pdf";

		$pdf_base_64 = base64_encode(file_get_contents($filename));

		$md5file = md5_file($filename);

		echo $md5file;

		$proxyhost = isset($_POST['proxyhost']) ? $_POST['proxyhost'] : '';
		$proxyport = isset($_POST['proxyport']) ? $_POST['proxyport'] : '';
		$proxyusername = isset($_POST['proxyusername']) ? $_POST['proxyusername']: '';
		$proxypassword = isset($_POST['proxypassword']) ? $_POST['proxypassword']: '';
		$useCURL = isset($_POST['usecurl']) ? $_POST['usecurl'] : '0';
		$client = new nusoap_client("https://free.assinaweb.com.br:44326/awb/AssinaWebBroker.asmx", false,$proxyhost, $proxyport, $proxyusername, $proxypassword);
		$client->useHTTPPersistentConnection();
		$client->soap_defencoding = 'UTF-8';
		$err = $client->getError();

		if ($err)
		{
			echo '<h2>Constructor error</h2><pre>' . $err . '</pre>';
			echo '<h2>Debug</h2><pre>' . htmlspecialchars($client->getDebug(), ENT_QUOTES) . '</pre>';
			exit();
		}

		$client->setUseCurl($useCURL);
		// This is an archaic parameter list

		$paramXML = '<assinaweb versaoDados="1.00">
			<tpAmbiente>H</tpAmbiente>
			<idChaveAcesso>'.$chave_acesso.'</idChaveAcesso>
			<cpfCnpjIntegracao>11087658000107</cpfCnpjIntegracao>
			<documento>
				<codigoDocumento>123</codigoDocumento>
					<md5Documento>'.$md5file.'</md5Documento>
					<senhaDocumento></senhaDocumento>
					<inMarcaRodape></inMarcaRodape>
					<lin1MarcaDagua>teste de inclusão Produção - Linha1</lin1MarcaDagua>
				<lin2MarcaDagua>teste de inclisão Produção - Linha2</lin2MarcaDagua>
				<inArmazenar></inArmazenar>
				<signatarios>
					<signatario>
					<cpfCnpjSignatario>11087658000107</cpfCnpjSignatario>
					</signatario>
				</signatarios>
			</documento>
		</assinaweb>';

		$params = array('xmlRequest' => $paramXML, 'docBase64' => $pdf_base_64);

		$result = $client->call('AssinarPAdES', $params, 'http://www.assinaweb.com.br/awb/AssinaWebBroker/AssinarPAdES', 'http://www.assinaweb.com.br/awb/AssinaWebBroker/AssinarPAdES');

		if ($client->fault)
		{
			echo '<h2>Fault (Expect - The request contains an invalid SOAP body)</h2><pre>'; print_r($result); echo '</pre>';
		}
		else
		{
			$err = $client->getError();
		}

		if ($err)
		{
			echo '<h2>Error</h2><pre>' . $err . '</pre>';
		}
		else
		{
			echo '<h2>Result</h2><pre>'; print_r($result); echo'</pre>';

		}

		echo '<h2>Request</h2><pre>' . htmlspecialchars($client->request,ENT_QUOTES) . '</pre>';
		echo '<h2>Response</h2><pre>' . htmlspecialchars($client->response,ENT_QUOTES) . '</pre>';
		echo '<h2>Debug</h2><pre>' . htmlspecialchars($client->getDebug(),ENT_QUOTES) . '</pre>';
	}