def add_permission(self, topic, label, account_ids, actions):
        """
        Adds a statement to a topic's access control policy, granting
        access for the specified AWS accounts to the specified actions.

        :type topic: string
        :param topic: The ARN of the topic.

        :type label: string
        :param label: A unique identifier for the new policy statement.

        :type account_ids: list of strings
        :param account_ids: The AWS account ids of the users who will be
                            give access to the specified actions.

        :type actions: list of strings
        :param actions: The actions you want to allow for each of the
                        specified principal(s).

        """
        params = {'ContentType' : 'JSON',
                  'TopicArn' : topic,
                  'Label' : label}
        self.build_list_params(params, account_ids, 'AWSAccountId')
        self.build_list_params(params, actions, 'ActionName')
        response = self.make_request('AddPermission', params, '/', 'GET')
        body = response.read()
        if response.status == 200:
            return json.loads(body)
        else:
            boto.log.error('%s %s' % (response.status, response.reason))
            boto.log.error('%s' % body)
            raise self.ResponseError(response.status, response.reason, body)
Adds a statement to a topic's access control policy, granting
        access for the specified AWS accounts to the specified actions.

        :type topic: string
        :param topic: The ARN of the topic.

        :type label: string
        :param label: A unique identifier for the new policy statement.

        :type account_ids: list of strings
        :param account_ids: The AWS account ids of the users who will be
                            give access to the specified actions.

        :type actions: list of strings
        :param actions: The actions you want to allow for each of the
                        specified principal(s).