groupingIdentifier property

String? groupingIdentifier

Optional for event tickets and boarding passes; otherwise not allowed. Identifier used to group related passes. If a grouping identifier is specified, passes with the same style, pass type identifier, and grouping identifier are displayed as a group. Otherwise, passes are grouped automatically. Use this to group passes that are tightly related, such as the boarding passes for different connections of the same trip.


final String? groupingIdentifier;