groupKey property
The value on which these elements have been grouped if a group has been set on the query
Implementation
@JsonKey(name: "_group_key")
String? get groupKey => throw _privateConstructorUsedError;
The value on which these elements have been grouped if a group has been set on the query
@JsonKey(name: "_group_key")
String? get groupKey => throw _privateConstructorUsedError;