export class CreateReferralRelationshipCommand {
  constructor(
    public readonly userId: bigint,
    public readonly accountSequence: string,  // 格式: D + YYMMDD + 5位序号
    public readonly referralCode: string,     // 用户的推荐码（由 identity-service 生成）
    public readonly referrerCode: string | null = null,
    public readonly inviterAccountSequence: string | null = null,  // 格式: D + YYMMDD + 5位序号
  ) {}
}
