Pembayaran masuk (Pay-In · Thailand)

Pay-in merchant Thailand (THB): QRPAY, KBANK, alur kasir bank.

Request

POST/v2.0/transaction/pay-in

Request Path:

sandbox: https://sandbox-gateway.smilepayz.com/v2.0/transaction/pay-in
production: https://gateway.smilepayz.com/v2.0/transaction/pay-in

Header Parameters

Field	Required	Type	Description
Content-Type	M	String	application/json
X-TIMESTAMP	M	String	Format: yyyy-MM-ddTHH:mm:ss±HH:mm
X-SIGNATURE	M	String	Request signature; Signature Generation.
X-PARTNER-ID	M	String	merchantID (alphanumeric).

Body Parameters

Field	Required	Type	Description
orderNo	M	String(32)	6–32 alphanumeric; unique per merchant.
purpose	M	String(64)	UTF-8; length 1–64.
merchant	M	Object	Merchant routing and settlement.
merchantId	M	String	Platform merchant ID.
merchantName	O	String	UTF-8 display name (cashier / records).
subMerchantId	O	String	Sub-merchant ID (multi-level).
subMerchantName	O	String	Sub-merchant name (UTF-8).
money	M	Object	Amount and currency.
currency	M	String	THB only.
amount	M	Number	Integer minor units (e.g. 200 = THB 200.00).
payer	M	Object	Customer verification (name, account, bank).
name	M	String	Payer full name (UTF-8).
accountNo	M	String	Payer bank account number (numeric string).
bankName	M	String	Bank code (e.g. KBANK, BBL, SCB); Payment methods.
paymentMethod	M	String	QRPAY or KBANK; Payment methods.
expiryPeriod	O	Number	Session TTL (seconds); default 3600.
redirectUrl	O	String(256)	Post-pay redirect URL; HTTP(S); max 256.
callbackUrl	O	String(256)	Status webhook URL; HTTP(S); max 256.

---

Example Body – Transaction Request:

Content-type: application/json
X-TIMESTAMP: 2020-12-17T10:55:00+07:00
X-SIGNATURE: 7MHd9v5/m9JeqmDZVwWBZUZ5J5...7120QnFEny7Qm7uQR1G0TWCh10fsU6nVxiRoeoQ==
X-PARTNER-ID: 20001

{
    "payer": {
        "name": "test",
        "accountNo": "123456789009",
      "bankName": "KBANK"
    },
    "merchant": {
        "merchantId": "20001"
    },
    "money": {
        "amount": 10000,
        "currency": "THB"
    },
  "orderNo": "20001e9d98b010db244c99d457c",
    "paymentMethod": "QRPAY",
    "purpose": "Purpose For Transaction from Java SDK",
    "redirectUrl": "https://docs.smilepayz.com/en/"
}

Responses

HTTP Request

Field	Required	Type	Description
Content-Type	M	String	application/json
X-TIMESTAMP	M	String	Format: yyyy-MM-ddTHH:mm:ss±HH:mm

Body Parameters

Field	Required	Type	Description
code	M	String	00 = success; other codes = error.
message	M	String	Result text (UTF-8).
orderNo	M	String	Echo of orderNo.
tradeNo	O	String	Platform trade ID.
merchant	M	Object	Merchant Model.
merchantId	M	String	Merchant ID.
merchantName	O	String	Display name.
subMerchantId	O	String	Sub-merchant ID.
subMerchantName	O	String	Sub-merchant name.
money	M	Object	Money Model.
currency	M	String	THB.
amount	M	Number	Integer minors.
payAmount	O	Number	Settled amount after fees (decimal THB).
transactionTime	M	String	yyyy-MM-ddTHH:mm:ss±HH:mm
channel	M	Object	Channel Model.
paymentMethod	O	String	Channel code (e.g. QRPAY, BANK).
paymentUrl	M	String	Cashier URL.
qrString	O	String	QR payload or image URL.
receiverBankName	O	String	Bank code when channel is bank transfer.
vaNumber	O	String	VA / reference when returned.
status	O	String	Status Model.

Content-type: application/json
X-TIMESTAMP: 2020-12-17T10:55:00+07:00

{
    "code": "00",
    "message": "Successful",
    "orderNo": "878d95fe75ef4c49b11d266afa8dd849",
    "tradeNo": "111200012411191251468673",
    "merchant": {
        "merchantId": "20001",
        "merchantName": "test",
        "accountNo": "11120001202406101410"
    },
    "money": {
        "currency": "THB",
        "amount": 300,
        "payAmount": 299.98
    },
    "transactionTime": "2024-11-19T12:51:47+07:00",
    "channel": {
        "additionalInfo": {},
        "paymentMethod": "QRPAY",
        "paymentUrl": "https://gateway.smilepayz.com/cashier/#/loading?tradeNo=111200572411191251468673",
        "qrString": "00020101021229370016A0000006770101110113006680870163353037645406299.985802TH63048436"
    },
    "status": "PROCESSING"
}

{
    "code": "00",
    "message": "Successful",
    "orderNo": "20011b5baff0ed8ac4f0c873920e",
    "tradeNo": "1112001125042408363186433",
    "merchant": {
        "merchantId": "20011",
        "merchantName": "bradytest123www",
        "accountNo": "11120011202402290943"
    },
    "money": {
        "currency": "THB",
        "amount": 100,
        "payAmount": 99.99
    },
    "transactionTime": "2025-04-24T08:36:32+07:00",
    "channel": {
        "additionalInfo": {},
        "paymentMethod": "BANK",
        "paymentUrl": "https://gateway.smilepayz.com/cashier/#/loading?tradeNo=1112001125042408363186433",
        "receiverBankName": "KBANK",
        "vaNumber": "2053617290"
    },
    "status": "PROCESSING"
}

Notification/Callback

HTTP Request

Field	Required	Type	Description
Content-Type	M	String	application/json
X-TIMESTAMP	M	String	Format: yyyy-MM-ddTHH:mm:ss±HH:mm
X-SIGNATURE	M	String	Callback signature; verify.

Body Parameters

Field	Required	Type	Description
orderNo	M	String	Same orderNo as pay-in.
tradeNo	M	String	Platform tradeNo.
merchantId	M	String	Merchant ID.
merchantName	M	String	Display name.
subMerchantId	O	String	Sub-merchant ID.
subMerchantName	O	String	Sub-merchant name.
paymentMethod	M	String	Settled channel (e.g. QRPAY, BANK).
transactionTime	M	String	Completion time (yyyy-MM-ddTHH:mm:ss±HH:mm).
status	M	String	Status Model.
money	M	Object	Final amount; Money Model.
currency	M	String	THB.
amount	M	Number	Integer minors.
payAmount	O	Number	Net amount when returned.
payer	O	Object	Payer Model.

Return

Important

Respond with the string SUCCESS only.

{
  "orderNo": "20001f7d65167e8b1419896f2dfb",
  "tradeNo": "111200012412151710505955",
  "merchantId": "20001",
  "merchantName": "test",
  "subMerchantId": "",
  "subMerchantName": "",
  "paymentMethod": "QRPAY",
  "transactionTime": "2024-12-15T17:10:51",
  "status": "SUCCESS",
  "money": {
    "currency": "THB",
    "amount": 150
  },
  "payer": {
    "name": "payerName",
    "accountNo": "*****25432"
  }
}

SUCCESS