<?php require_once(__DIR__ . '/../autoload.php'); // Create the validator for incoming requests. $requestValidator = new \MessageBird\RequestValidator('YOUR_SIGNING_KEY'); // Set up the signed request from the PHP global variables. try { $request = \MessageBird\Objects\SignedRequest::createFromGlobals(); } catch (\MessageBird\Exceptions\ValidationException $e) { // The request was missing expected values, so respond accordingly. http_response_code(412); } if (!$requestValidator->verify($request)) { // The request was invalid, so respond accordingly. http_response_code(412); }