public class DigitizationEvent
{
    public Guid Id { get; set; }
    public Guid BatchId { get; set; }
    public DigitizationEventType EventType { get; set; }
    public Guid ActorUserId { get; set; }
    public DateTimeOffset OccurredAt { get; set; }
    public string? MetadataJson { get; set; }

    public DigitizationBatch Batch { get; set; } = null!;
    public User Actor { get; set; } = null!;
}