Refund Order

Process

Description:

• Merchant calls the API to refund an order.
• If Baokim returns error code 116 (Original transaction paid from E-wallet), please call the API again with bank account information to receive the refund.

API Information

Method: POST

URL: /b2b/core/api/ext/mm/refund/send

Request

Main Parameters Table

Parameter	Type	Required	Description	Example
request_id	String	✅	Request ID	RQID0001
request_time	Integer	✅	Request time	2023-08-18T10:00:00.000Z
master_merchant_code	String (max 50)	✅	Master merchant code provided by Baokim	BAOKIMMASTERMERCHANT
sub_merchant_code	String (max 50)	✅	Sub merchant code provided by Baokim	BAOKIMSUBMERCHANT
mrc_order_id	String	✅	Order ID to refund	BK_24121706176582
description	String	✅	Refund content
amount	Integer	❌	Amount to refund if partial refund	10000
account_no	String	❌	Bank account to receive refund (when error code = 116)	1903000000000018
bank_no	String (max 6)	❌	Bank code to receive refund (when error code = 116)	970407
installment	Object	❌	Installment cancellation information	null

Installment Information

Parameter	Type	Description
only_cancel_installment	Integer	0-Cancel all / 1-Cancel installment only

Request Example

{
  "request_id": "RQID0001",
  "request_time": "2023-08-18T10:00:00.000Z",
  "master_merchant_code": "BAOKIMMASTERMERCHANT",
  "sub_merchant_code": "BAOKIMSUBMERCHANT",
  "mrc_order_id": "BK_24121706176582",
  "description": null,
  "amount": 10000,
  "account_no": 1903000000000018,
  "bank_no": 970407,
  "installment": null
}

Response

Main Parameters Table

Parameter	Type	Required	Description
code	Integer	✅
message	String	❌
data	Object	✅

Order Information (data.order)

Parameter	Type	Required	Description
id	Integer	✅	Baokim order ID
mrc_order_id	String	✅	Merchant's order ID
total_amount	Integer	✅	Order amount
payment_method	Integer	✅	Payment method
status	Integer	✅	Order status (see table below)
completed_at	DateTime	✅	Success time
created_at	DateTime	✅	Creation time
updated_at	DateTime	✅	Last update time

Order Status (data.order.status)

Value	Status
0	Initialized
1	Success
2	Rejected
3	Pending approval
4	Waiting for installment conversion
5	Processing
6	Waiting for down payment
7	Expired
8	Refunding
9	Refunded

Transaction Information (data.transactions)

Parameter	Type	Required	Description
id	Integer	✅	Baokim transaction ID
type	Integer	✅	Transaction type: 1-Payment, 2-Refund
payment_method	Integer	✅	Payment method
sub_merchant_fee	Integer	✅	Sub merchant fee charged
master_merchant_fee	Integer	✅	Master merchant fee charged
master_merchant_model	Integer	✅	Master merchant model
user_fee	Integer	✅	User fee charged
total_amount	Integer	✅	Total customer payment after fees
amount	Integer	✅	Amount changing sub merchant balance
description	String	✅	Transaction content
status	Integer	✅	Status: 0-Initialized, 1-Success, 2-Failed, 3-Pending
bnpl	Object	❌	BNPL information (if any)
installment	Object	❌	Installment information (if any)
completed_at	DateTime	✅	Success time
created_at	DateTime	✅	Creation time
updated_at	DateTime	✅	Last update time

BNPL Information (data.transactions.bnpl)

Parameter	Type	Required	Description
payment_per_month	Integer	❌
paylater_amount	Integer	❌
down_payment	Integer	❌
provider	Integer	❌

Installment Information (data.transactions.installment)

Parameter	Type	Required	Description
card_brand	Integer	❌
period	Integer	❌
payment_per_period	Integer	❌
bank_code	Integer	❌