'your access token',
'refresh_token' => 'your refresh token');
$wrap = new CS_REST_Clients('Client ID', $auth);
$transfer_details = array(
'Credits' => 200,
'CanUseMyCreditsWhenTheyRunOut' => false
);
$result = $wrap->transfer_credits($transfer_details);
echo "Result of POST /api/v3.1/clients/{id}/credits\n
";
if($result->was_successful()) {
echo "Transferred with response\n
";
var_dump($result->response);
} else {
echo 'Failed with code '.$result->http_status_code."\n
";
var_dump($result->response);
echo '';
}