using System; namespace StellaOps.Signals.Models; public sealed class UnknownSymbolDocument { public string Id { get; set; } = Guid.NewGuid().ToString("N"); public string SubjectKey { get; set; } = string.Empty; public string? CallgraphId { get; set; } public string? SymbolId { get; set; } public string? CodeId { get; set; } public string? Purl { get; set; } public string? EdgeFrom { get; set; } public string? EdgeTo { get; set; } public string? Reason { get; set; } public DateTimeOffset CreatedAt { get; set; } }