def list_receipt_rule_sets(NextToken=None):
    """
    Lists the receipt rule sets that exist under your AWS account. If there are additional receipt rule sets to be retrieved, you will receive a NextToken that you can provide to the next call to ListReceiptRuleSets to retrieve the additional entries.
    For information about managing receipt rule sets, see the Amazon SES Developer Guide .
    This action is throttled at one request per second.
    See also: AWS API Documentation
    
    Examples
    The following example lists the receipt rule sets that exist under an AWS account:
    Expected Output:
    
    :example: response = client.list_receipt_rule_sets(
        NextToken='string'
    )
    
    
    :type NextToken: string
    :param NextToken: A token returned from a previous call to ListReceiptRuleSets to indicate the position in the receipt rule set list.

    :rtype: dict
    :return: {
        'RuleSets': [
            {
                'Name': 'string',
                'CreatedTimestamp': datetime(2015, 1, 1)
            },
        ],
        'NextToken': 'string'
    }
    
    
    """
    pass
