public function getCreatedMosaics($address, $parent = null, $id = null) 
    {
        $params = ["address" => $address];

        if ($parent !== null)
            $params["parent"] = $parent;

        if ($id !== null)
            $params["id"] = $id;

        $apiUrl = $this->getPath('mosaic/definition/page', $params);
        $response = $this->api->getJSON($apiUrl);

        //XXX include Error checks
        $object = json_decode($response, true);
        return $this->createMosaicCollection($object['data']); //XXX brr => error/content validation first
    }