def delete_nat_gateway(NatGatewayId=None):
    """
    Deletes the specified NAT gateway. Deleting a NAT gateway disassociates its Elastic IP address, but does not release the address from your account. Deleting a NAT gateway does not delete any NAT gateway routes in your route tables.
    See also: AWS API Documentation
    
    Examples
    This example deletes the specified NAT gateway.
    Expected Output:
    
    :example: response = client.delete_nat_gateway(
        NatGatewayId='string'
    )
    
    
    :type NatGatewayId: string
    :param NatGatewayId: [REQUIRED]
            The ID of the NAT gateway.
            

    :rtype: dict
    :return: {
        'NatGatewayId': 'string'
    }
    
    
    """
    pass
