Embedding constructor
      const
      Embedding({ 
    
- String? object,
- String? model,
- List<EmbeddingData> ? data,
- Usage? usage,
Return embedding data.
Implementation
const factory Embedding({
  final String? object,
  final String? model,
  final List<EmbeddingData>? data,
  final Usage? usage,
}) = _Embedding;