use Thenbsp\Wechat\User\Group;

$group = new Group($accessToken);

try {
    $response = $group->query();
} catch (\Exception $e) {
    exit($e->getMessage());
}

var_dump($response->toArray());

$group->create('测试分组');

$group->update(103, '新名称');

$group->delete(103);

$response = $group->queryUserGroup('oWY-5jjLjo7pYUK86JPpwvcnF2Js');

$group->updateUserGroup('oWY-5jjLjo7pYUK86JPpwvcnF2Js', 104);