'A request to describe the modifications made to Reserved Instances in
your account.
:type reserved_instances_modification_ids: list
:param reserved_instances_modification_ids: An optional list of
Reserved Instances modification IDs to describe.
:type next_token: str
:param next_token: A string specifying the next paginated set
of results to return.
:type filters: dict
:param filters: Optional filters that can be used to limit the
results returned.  Filters are provided in the form of a
dictionary consisting of filter names as the key and
filter values as the value.  The set of allowable filter
names/values is dependent on the request being performed.
Check the EC2 API guide for details.
:rtype: list
:return: A list of :class:`boto.ec2.reservedinstance.ReservedInstance`'

def describe_reserved_instances_modifications(self, reserved_instances_modification_ids=None, next_token=None, filters=None):

    params = {}
    if reserved_instances_modification_ids:
        self.build_list_params(params, reserved_instances_modification_ids, 'ReservedInstancesModificationId')
    if next_token:
        params['NextToken'] = next_token
    if filters:
        self.build_filter_params(params, filters)
    return self.get_list('DescribeReservedInstancesModifications', params, [('item', ReservedInstancesModification)], verb='POST')
