apiCall.php

<?php

require_once(__DIR__ .  '/vendor/autoload.php');
use QuickBooksOnline\API\DataService\DataService;
use QuickBooksOnline\API\Core\Http\Serialization\XmlObjectSerializer;
use QuickBooksOnline\API\Facades\TimeActivity;

session_start();

function makeAPICall()
{

    // Create SDK instance
    $config = include('config.php');
    $dataService = DataService::Configure(array(
        'auth_mode' => 'oauth2',
        'ClientID' => $config['client_id'],
        'ClientSecret' =>  $config['client_secret'],
        'RedirectURI' => $config['oauth_redirect_uri'],
        'scope' => $config['oauth_scope'],
        'baseUrl' => "development"
));

    /*
     * Retrieve the accessToken value from session variable
     */
$accessToken = $_SESSION['sessionAccessToken'];
    /*
     * Update the OAuth2Token of the dataService object
     */
$dataService->updateOAuth2Token($accessToken);
$dataService->setLogLocation("~/Repos/Triangles");
$dataService->throwExceptionOnError(true);
$timeActivity = $dataService->FindbyId('timeactivity', 8);
$error = $dataService->getLastError();
if ($error) {
    echo "The Status code is: " . $error->getHttpStatusCode() . "\n";
    echo "The Helper message is: " . $error->getOAuthHelperError() . "\n";
    echo "The Response message is: " . $error->getResponseBody() . "\n";
}
else {
    echo "Created Id={$timeActivity->Id}. Reconstructed response body:\n\n";
    $xmlBody = XmlObjectSerializer::getPostXmlFromArbitraryEntity($timeActivity, $urlResource);
    echo $xmlBody . "\n";
}

$result = makeAPICall();
$result = $timeActivity;
?>