copyWith method
Implementation
@override
PushMessageContentVideo copyWith({
  Video? video,
  String? caption,
  bool? isSecret,
  bool? isPinned,
}) =>
    PushMessageContentVideo(
      video: video ?? this.video,
      caption: caption ?? this.caption,
      isSecret: isSecret ?? this.isSecret,
      isPinned: isPinned ?? this.isPinned,
    );