/**
* Renders the response object into JSON.
* Usually there will be no need to override this function.
*
* @return void
*/
protected function render()
{
// Unset not used states
unset($this->userStates['page']);
unset($this->userStates['limit']);
unset($this->userStates['limitstart']);
unset($this->userStates['persist']);
// Pass the states to the response
K2Response::setStates($this->userStates);
// Render
K2Response::render();
}