接收事件

contact.updated

WhatsApp 通訊錄名稱更新（不含 whatsapp-protocol）。僅更新 data.contact.address_book 中提供的欄位：空字串表示清空，省略保持原值，null 無效。不覆蓋對方暱稱或帳號本人資料。contact.id 識別聯絡人資源，不一定是對話識別碼。

事件載荷

{
  "id": "0000000000000000000000000000000000000000000000000000000000000191",
  "type": "contact.updated",
  "provider": "whatsapp",
  "account_id": "acc_example",
  "occurred_at": "2026-09-20T03:00:00Z",
  "data": {
    "contact": {
      "id": "15550000002@s.whatsapp.net",
      "conversation_id": "100000000000002@lid",
      "address_book": {
        "full_name": "Example customer",
        "first_name": "Example"
      }
    },
    "event": {
      "kind": "contact_updated",
      "source": "address_book",
      "changed_fields": ["address_book.full_name", "address_book.first_name"],
      "changed_at": "2026-09-20T03:00:00Z"
    }
  }
}

備註

WhatsApp 通訊錄名稱更新（不含 whatsapp-protocol）。僅更新 data.contact.address_book 中提供的欄位：空字串表示清空，省略保持原值，null 無效。不覆蓋對方暱稱或帳號本人資料。contact.id 識別聯絡人資源，不一定是對話識別碼。