PaymentPage API

Tips

• All requests are Post requests, and the data format is json

Brief Description

• Collection payment method

Request URL

• /v1/payproPK/payin

Request Method

• POST

Header

Parameter Name	Required	Type	Description
merchantNo	Yes	string	None

Body

Parameter Name	Required	Type	Description
tradeNo	Yes	string	Transaction number (should be unique; recommended format: YYYYMMDDHHMMSS + random number)
amount	Yes	string	Amount (no decimals allowed, minimum amount is 100 PKR)
name	Yes	string	Payer's name
customerCert	Yes	string	Payer's identification number (CNIC - 13 digits - format XXXXXYYYYYYZ) with strong validation
email	Yes	string	Payer's email (should use gmail.com domain, e.g., [email protected])
mobile	Yes	string	Payer's mobile number (10-digit number starting with 3) with strong validation
remark	Yes	string	Remarks; this field will be returned as is
timestamp	Yes	string	Timestamp (e.g., 1715941383720)
custId	No	string	Customer ID (required when the collection amount exceeds 50,000). It is recommended to use a complex string to represent the user ID, e.g., m2hkCRuTCK5HKpEkA0ok. Note: For large amounts, the same customer ID with the same amount can only appear once within one hour.
paymentType	No	string	Payment type. Optional values: easypaisa, jazzcash.
sign	Yes	string	Except for sign, the remaining fields should be sorted by the first letter to form key1=value1key2=value2, and then use the app secret as salt to perform MD5 encryption. The final sign should be in lowercase.
notifyUrl	Yes	string	Asynchronous callback URL
returnUrl	No	string	Cash register page redirect URL; remove escape characters “\”, reference format: https://www.abc.com/. If not provided, the system will redirect to the default success page.

Example of Request Parameters

{
    "returnUrl": "https://example.com/return",
    "amount": "10000",
    "tradeNo": "order45692193212we3111",
    "notifyUrl": "https://example.com/notify",
    "name": "John Doe",
    "customerCert": "1730123456789",
    "email": "[email protected]",
    "mobile": "3115112345",
    "remark": "Payment for order #456",
    "custId": "m2hkCRuTCK5HKpEkA0ok",
    "timestamp": "1730431256223",
    "sign": "5b161d2dc6f09a061953bf9e062fcbf1"
}

Response Result

Parameter Name	Required	Type	Description
msg	Yes	string	Request result (when returning "success", it only indicates that this request was successful; it should not be used for merchant-side logic judgment)
code	Yes	string	Request response code (when returning "0000", it only indicates that this request was successful; it should not be used for merchant-side logic judgment). For specific error codes, please refer to the business error code enumeration.
timestamp	Yes	string	Transaction time
success	Yes	string	Transaction result
data	Yes	Object	Returned object
data.platFormTradeNo	Yes	string	paypro transaction number, unique
data.status	Yes	string	Request result; merchants can use it for logical processing. When the result is "0000", it indicates that the transaction is successful; "0015" indicates processing; all others are error codes and can be treated as failures.
data.desc	Yes	string	Error description
data.remark	Yes	string	Content returned from the request (returned as is)
data.paymentLink	Yes	string	Payment link, i.e., the cash register

Example of Successful Return

{
    "msg": "success",
    "code": "0000",
    "data": {
        "platFormTradeNo": "2kvziksxbvxg062d",
        "remark": "Payment for order #456",
        "paymentLink": "https://casher.pk.paypro.tech/A7-HinFioAA",
        "status": "0015",
        "desc": "CREATED"
    },
    "success": true,
    "timestamp": 1731653732177
}