export function makePayload(o: any = {}) {
  return {
    inquiry: {
      inquiryId: '13776617920',
      manager: 'cara Hu',
      createTime: '2026-03-13T10:11:50Z',
      updateTime: '2026-07-13T10:11:50Z',
      status: '洽谈中',
      msgPreview: 'hi',
      isFlagged: false,
      ...o.inquiry,
    },
    customer: {
      customerId: 'cid-1',
      name: 'Carlos',
      country: 'PE',
      email: null,
      company: 'World Shop',
      registerTime: '2025-06-23T00:00:00Z',
      avatarUrl: '',
      buyerTags: 'TM沟通',
      buyerFeatures: '',
      behavior: { productViews: null, validInquiries: null, validRfq: 39 },
      ...o.customer,
    },
    messages: o.messages ?? [
      {
        messageId: 'm1',
        sendTime: '2026-07-13T02:11:50Z',
        sender: 'cara Hu',
        direction: 'outgoing',
        content: 'hello',
        translation: '',
      },
      {
        messageId: 'm2',
        sendTime: '2026-07-13T02:12:00Z',
        sender: 'Carlos',
        direction: 'incoming',
        content: 'hi',
        translation: '',
      },
    ],
  };
}