public function builderShouldRaiseExceptionWhenKeyIsInvalid()
{
$builder = $this->config->createBuilder();
$builder->identifiedBy('1')->canOnlyBeUsedBy('http://client.abc.com')->issuedBy('http://api.abc.com')->with('user', ['name' => 'testing', 'email' => '[email protected]'])->sign($this->config->getSigner(), new Key('testing'));
}