def list_policies(marker=None, pageSize=None, ascendingOrder=None):
    """
    Lists your policies.
    See also: AWS API Documentation
    
    
    :example: response = client.list_policies(
        marker='string',
        pageSize=123,
        ascendingOrder=True|False
    )
    
    
    :type marker: string
    :param marker: The marker for the next set of results.

    :type pageSize: integer
    :param pageSize: The result page size.

    :type ascendingOrder: boolean
    :param ascendingOrder: Specifies the order for results. If true, the results are returned in ascending creation order.

    :rtype: dict
    :return: {
        'policies': [
            {
                'policyName': 'string',
                'policyArn': 'string'
            },
        ],
        'nextMarker': 'string'
    }
    
    
    """
    pass
