❔ System.Text.Json deserializing and serializing polymorphic classes WITHOUT a discriminator

public abstract record LfsResponseObject(
        string Hash,
        long Size);

public record LfsResponseDataObject(
        string Hash,
        long Size,
        IReadOnlyDictionary<string, LfsResponseObjectAction> Actions,
        bool? Authenticated = null) : LfsResponseObject(Hash, Size);

public record LfsResponseErrorObject(
        string Hash,
        long Size,
        LfsObjectError Error) : LfsResponseObject(Hash, Size)