Column 从零构建了一个发卡处理器。
Column built an issuer processor from scratch
原始链接: https://column.com/card-issuing/
```
{
"id": "card_2x8gszy5folpA9s0TOCseE9ABDM",
"card_account_id": "cacc_2zElEqQmMHmRxKwXvG1wYtZbLSr",
"card_program_id": "cpgm_2x8gszy5folpA9s0TOCseE9ABDM",
"authorized_user_entity_id": "enti_25n5phSY8StZxU4C2Y7gAREGUdB",
"platform_id": "plat_23YquNWOPEukXhTbA1gZ6KBXMOI",
"status": "已激活",
"type": "虚拟卡",
"bin": "41234567",
"last_four_digits": "4471",
"sequence_number": 1,
"created_at": "2026-09-15T20:00:00Z",
"expiration_month": 9,
"expiration_year": 2030,
"last_active_at": null,
"last_paused_at": "2026-09-15T20:00:00Z",
"last_inactive_at": null,
"inactive_reason": null,
"replacement_reason": null,
"replacement_card_id": null,
"original_card_id": null,
"first_activated_at": null,
"deactivated_at": null,
"deactivation_reason": null
}
```