NextToken => Str

If the request doesn't return all of the remaining results, NextToken is set to a token. To retrieve the next set of results, call ListStackInstances again and assign that token to the request object's NextToken parameter. If the request returns all results, NextToken is set to null.

Summaries => ArrayRef[Paws::CloudFormation::StackSetSummary]

A list of StackSetSummary structures that contain information about the user's stack sets.

_request_id => Str