Create Payin Order

Request URL

method	url
POST	/api/pay/payment/create/v1

Headers

Header Parameter	Description
timestamp	Request timestamp
nonce	Random string
country	Country code (e.g., KR)
app_code	Application ID

Supported Payment Types (paymentType)

Payment Method Name	`paymentType` (request parameter)
VA (SPEI Online Bank Transfer)	801

Request Parameters

Field	Type	Required	Length	Description
merchantOrderNo	String	yes	32	Merchant Order Number
paymentType	Integer	yes		Payment Method 【801: VA】
realName	String	yes	64	User’s Real Name 【Letters or Korean characters shall not exceed 20 characters】
merchantName	String	yes	64	merchant account holder
email	String	no	50	User’s Email 【Shall comply with the regular expression】
amount	String	yes	20	Collection Amount 【Integer, Unit: KRW (Korean Won)】
expirationTime	Long	no		Expiration Time 【Maximum 2 hours; defaults to 2 hours if left blank; in millisecond timestamp, e.g.: 1735660800000】
phone	String	no	20	User’s Mobile Phone Number 【11 digits; starts with 010; no area code】
callbackUrl	String	no	200	Collection Callback URL 【If not provided, the callback URL configured in the merchant backend will be used】
sign	String	yes		Signature

{
    "realName": "TeemoPay",
    "merchantName": "MerchantNameExample"
    "amount": "1000",
    "phone": "01012345678",
    "callbackUrl": "https://www.callbackexample.com",
    "merchantOrderNo": "OrderNoExample",
    "email": "TeemoPay@example.com",
    "paymentType": 801,
    "sign": "YOUR_SIGN"
}

Response Parameters

Field	Type	Required	Length	Description
merchantOrderNo	String	yes	32	Merchant order number
tradeNo	String	yes	32	Platform order number
amount	String	yes	32	Transaction amount
paymentType	Int	yes	10	Payment Method 【801: VA】
paymentInfo	String	yes	32	Main payment information 【This returns the actual information used for payment, such as: Visa account number, payment reference number】
additionalInfo	JSONObject	no	-	Additional Information 【For auxiliary payment information】
status	Int	yes	-	Order Status 【1: Payment in Progress; 3: Payment Failed】
errorMsg	String	no	-	Error Message 【Returned when payment fails】

Response Examples

{
  "msg": "success",
  "traceId": "747bbf80261844ed85b809212aab0d81.85.17422898158610299",
  "code": 200,
  "data": {
    "amount": "120.00",
    "tradeNo": "tradeNo",
    "additionalInfo": {},
    "merchantOrderNo": "test_001",
    "paymentInfo": null,
    "paymentType": 801,
    "status": 1
  }
}

error code

errorMsg	Description
Transaction amount exceeds limit, kindly retry within allowed range.	Request amount exceeds the limit
Channel request error, technicians will fix ASAP.	Channel under maintenance
Unstable network, kindly retry later.	Channel network instability
Parameter validation error, kindly verify and retry.	Invalid parameters submitted