/**
* Gets the access and refresh tokens from the token endpoint
* @param string $type The grant type to use
* @param array $data Data to send to the endpoint
* @return array
*/
public function grant($type, $data = [])
{
$base64 = base64_encode($this->id . ':' . $this->secret);
$this->tokenHeaders = ['Authorization' => 'Basic ' . $base64];
return parent::grant($type, $data);
}
