Developer
<?php
declare(strict_types=1);
namespace GuzzleHttp\Promise;
/**
* Exception that is set as the reason for a promise that has been cancelled.
*/
class CancellationException extends RejectionException
{
}
Developer
In case of an error, the API will return an error response containing a specific error code 400, 403 Failed and a user-friendly message. Refer to our API documentation for a comprehensive list of error codes and their descriptions.