Asana::addFollowersToTask PHP Method

    public function addFollowersToTask($taskId, array $followerIds)
    {
        $data = array('data' => array('followers' => $followerIds));
        $data = json_encode($data);
        return $this->askAsana($this->taskUrl . '/' . $taskId . '/addFollowers', $data, ASANA_METHOD_POST);
    }