Sizes.fromJson constructor
Implementation
factory Sizes.fromJson(Map<String, dynamic> json) => new Sizes(
thumb: json["thumb"] == null ? null : Size.fromJson(json["thumb"]),
small: json["small"] == null ? null : Size.fromJson(json["small"]),
large: json["large"] == null ? null : Size.fromJson(json["large"]),
medium: json["medium"] == null ? null : Size.fromJson(json["medium"]),
);