setApiKey example

$user = $builder->getQuery()->getOneOrNullResult($this->getResultMode());

        if (!$user) {
            throw new NotFoundException(sprintf('User by id %s not found', $id));
        }

        if (!$this->hasPrivilege('create', 'usermanager')
            && !$this->hasPrivilege('update', 'usermanager')) {
            if (\is_array($user)) {
                unset($user['apiKey'], $user['sessionId'], $user['password'], $user['encoder']);
            } else {
                $user->setApiKey('');
                $user->setSessionId('');
                $user->setPassword('');
                $user->setEncoder('');
            }
        }

        return $user;
    }

    /** * Returns a list of user objects. * * @param int $offset * @param int $limit * * @return array */