<?php
require(__DIR__.'/../src/Twilio/autoload.php');
require(__DIR__.'/../vendor/autoload.php');
use Twilio\Rest\Client;

$sid = getenv('TWILIO_ACCOUNT_SID');
$token = getenv('TWILIO_AUTH_TOKEN');
$client = new Client($sid, $token);

// Create new Signing Key
$signingKey = $client->api->v2010->newSigningKeys->create();

// Switch to guzzle client as the default client
$guzzleClient = new Client($signingKey->sid, $signingKey->secret, $sid, null, new \Twilio\Http\GuzzleClient(new \GuzzleHttp\Client));

// The phone number you are querying in E.164 or national format.
// If the phone number is provided in national format, please also specify the country in the optional parameter CountryCode.
// Otherwise, CountryCode will default to US.
$number = "+XXXXXXXXXX";

// Make REST API requests
$phone_number = $guzzleClient->lookups->v1->phoneNumbers($number)
    ->fetch([
        "type" => ["carrier"]
    ]);

print_r($phone_number->carrier);