变更详情

{
    "code": 200,
    "message": "success",
    "data": {
        "id": 1,
        "purchase_order_id": 1,
        "purchase_order_no": "PO20250101001",
        "change_type": "quantity",
        "status": 0,
        "before_data": {
            "quantity": 5
        },
        "after_data": {
            "quantity": 3
        },
        "apply_user_id": 0,
        "confirm_user_id": null,
        "confirm_time": null,
        "reject_reason": "",
        "remark": "减少数量",
        "created_at": "2025-01-01 10:00:00"
    }
}