The token to retrieve the next set of results.
The maximum number of results to be returned per request.
When true, recursively list attached policies.
The group or principal for which the policies will be listed. Valid principals are CertificateArn (arn:aws:iot:region:accountId:cert/certificateId), thingGroupArn (arn:aws:iot:region:accountId:thinggroup/groupName) and CognitoId (region:id).