public class RefreshToken
{
    public Guid Id { get; set; }
    public string Token { get; set; } = null!;
    public Guid UserId { get; set; }
    public DateTimeOffset ExpiresAt { get; set; }
    public DateTimeOffset CreatedAt { get; set; }
    public DateTimeOffset? RevokedAt { get; set; }

    public ClinicalUser User { get; set; } = null!;
}