Create VA

Process

API Information

Method: POST

URL: /b2b/core/api/merchant-hosted/bank-transfer/create

Request

(Parameters sent by the partner)

Main Parameters Table

No.	Field Name	Data Type	Required	Description
1	request_id	String(50)	✅	Unique request ID. Suggested format: MerchantCode+YYYYMMDDHHIISS+UniqueId
2	request_time	Datetime	✅	Request sent time. Format: YYYY-MM-DD H:m:s
3	merchant_code	String(30)	✅	Partner merchant code
4	acc_name	String(50)	✅	Account name
5	acc_type	Integer	✅	VA type: 1 = Dynamic, 2 = Static
6	store_code	String(50)	❌	Store code
7	staff_code	String(50)	❌	Staff code
8	bank_code	String	❌	Bank code to create VA account (default null)
9	collect_amount_min	Integer	❌	Minimum collection amount (minimum 2,000 VND). acc_type=1: min=max / acc_type=2: null
10	collect_amount_max	Integer	✅	Maximum collection amount (unlimited)
11	mrc_order_id	String(25)	✅	Unique merchant order code
12	expire_date	Datetime	❌	Payment expiration date. Format: YYYY-MM-DD H:m:s. acc_type=1: default 24h / acc_type=2: required
13	memo	String(255)	❌	Transfer memo

Request Example

{
  "request_id": "MERCHANT123_20250717104530_0001",
  "request_time": "2025-07-17 10:45:30",
  "merchant_code": "MERCHANT123",
  "store_code": "STORE001",
  "staff_code": "NV001",
  "bank_code": null,
  "acc_name": "Nguyen Van A",
  "acc_type": 1,
  "collect_amount_min": 30000000,
  "collect_amount_max": 30000000,
  "mrc_order_id": "ORD123456789",
  "expire_date": "2025-07-20 23:59:59",
  "memo": "Thanh toan don hang ORD123456789"
}

Response

(Parameters returned by Baokim)

Main Parameters Table

No.	Field Name	Data Type	Required	Description
1	code	Integer(3)	✅	Baokim error code
2	message	String(100)	✅	Error code description
3	data	Object	✅	Data returned

Data Information

No.	Field Name	Data Type	Required	Description
1	mrc_order_id	String(25)	✅	Merchant order code sent by partner
2	acc_type	Integer	✅	VA type: 1 = Dynamic, 2 = Static
3	collect_amount_min	Integer	✅	Minimum collection amount (minimum 2,000 VND)
4	collect_amount_max	Integer	✅	Maximum collection amount (unlimited)
5	expire_date	Datetime	✅	Payment expiration date. Format: YYYY-MM-DD H:m:s
6	bank_name	String(100)	✅	Bank name
7	bank_branch	String(100)	✅	Bank branch
8	acc_no	String(22)	✅	Account number
9	acc_name	String(50)	✅	Account holder name
10	qr_string	Text	✅	QR string
11	qr_path	String(100)	✅	QR image path
12	order_id	Integer	✅	Baokim transaction code

Response Example

{
  "code": 0,
  "message": "Success",
  "data": {
    "mrc_order_id": "ORD123456789",
    "order_id": 1111313,
    "acc_type": 1,
    "collect_amount_min": 30000000,
    "collect_amount_max": 30000000,
    "expire_date": "2025-07-20 23:59:59",
    "bank_name": "Ngân hàng TMCP Ngoại Thương Việt Nam (Vietcombank)",
    "bank_branch": "Chi nhánh Hà Nội",
    "acc_no": "0123456789012",
    "acc_name": "Nguyen Van A",
    "qr_string": "00020101021238550010A0000007270123000697040300000000000020386304C3A4",
    "qr_path": "https://sandbox.Baokim.vn/qr/BK1234567890.png"
  }
}

Error Codes

code	message
100	Success
101	System error
102	Provider error
104	JWT authentication error
105	Invalid digital signature
106	Order amount is insufficient for refund
107	Order cannot be refunded
108	Order cannot be cancelled
109	Order does not exist
110	Merchant order code already exists
422	Validation error