<?php

// If you are using Composer

require 'vendor/autoload.php';





$apiKey = getenv('SENDGRID_API_KEY');

$sg = new \SendGrid($apiKey);



////////////////////////////////////////////////////

// Retrieve email statistics by device type. #

// GET /devices/stats #



$query_params = json_decode('{"aggregated_by": "day", "limit": 1, "start_date": "2016-01-01", "end_date": "2016-04-01", "offset": 1}');

$response = $sg->client->devices()->stats()->get(null, $query_params);

echo $response->statusCode();

echo $response->body();

echo $response->headers();



