LiveChatMessage constructor Null safety

LiveChatMessage(
  1. {required String kind,
  2. required String etag,
  3. required String id,
  4. required Snippet snippet,
  5. AuthorDetails? authorDetails}
)

Implementation

LiveChatMessage(
    {required this.kind,
    required this.etag,
    required this.id,
    required this.snippet,
    this.authorDetails});