Page Comparison

<?php

$servidor = "https://sandbox.pagbrasil.com/api/pagstream/subscription/add";

$content = http_build_query(
	array(
		"secret"            => 'input_your_secret',
		"pbtoken"           => 'input_your_token',
		"product_name"      => 'Product Test (1 license)',
		"customer_name"     => 'José da Silva',
		"customer_taxid"    => '91051605962',
		"customer_email"    => 'josedasilva@myemail.com.br',
		"customer_phone"    => '11 3328.9999',
		"address_street"    => 'Av.Paulista, 100',
		"address_zip"       => '01311100',
		"address_city"      => 'São Paulo',
		"address_state"     => 'SP',
		"amount_brl"        => '39.50',
		"next_billing_date" => '2020-12-01',
		"frequency"         => 'M',
		"cc_installments"   => '1',
		"cc_holder"         => 'joao da silva',
		"cc_number"         => '4984123412341234',
		"cc_expiration"     => '12/29',
		"cc_cvv"            => '123',
	)
);

$context = stream_context_create(array( 
	'http' => array( 
		'method' => 'POST', 
		'header' => "Connection: close\r\n". 
		            "Content-type: application/x-www-form-urlencoded\r\n". 
		            "Content-Length: ".strlen($content)."\r\n", 
		'content' => $content 
	)
));

$contents = file_get_contents($servidor, null, $context);

?>

Request:

using System.Net;
using System.Collections.Specialized;

using (var client = new WebClient()) {
	var values = new NameValueCollection();
	values["secret"]            = "input_your_secret";
	values["pbtoken"]           = "input_your_token";
	values["product_name"]      = "Product Test (1 license)";
	values["customer_name"]     = "José da Silva";
	values["customer_taxid"]    = "91051605962";
	values["customer_email"]    = "josedasilva@myemail.com.br";
	values["customer_phone"]    = "11 3328.9999";
	values["address_street"]    = "Av.Paulista, 100";
	values["address_zip"]       = "01311100";
	values["address_city"]      = "São Paulo";
	values["address_state"]     = "SP";
	values["amount_brl"]        = "39.50";
	values["next_billing_date"] = "2020-12-01";
	values["frequency"]         = "M";
	values["cc_installments"]   = "1";
	values["cc_holder"]         = "joao da silva";
	values["cc_number"]         = "4984123412341234";
	values["cc_expiration"]     = "12/29";
	values["cc_cvv"]            = "123";

	var response = client.UploadValues("https://sandbox.pagbrasil.com/api/pagstream/subscription/add", values);

	var responseString = Encoding.Default.GetString(response);
}