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Danamon VA Guide

DOKU has partnered with various banks and one of them is Danamon to provide Virtual Account Payment. Learn more about how DOKU can help you integrate with Danamon Virtual Account here.

Integration methods

There are two methods to integrate with Danamon VA:

  1. Register: The VA number will be registered to DOKU and Acquirer will inquiry to our side when the customer make payment at the acquirer channel (ATM, mobile banking, internet banking, etc.)
    1. DOKU Generated VA: The VA number is generated by DOKU. Suitable for e-commerce business model.
    2. Merchant Generated VA: The VA number is generated by Merchant. Suitable for top up business model.

Integration steps

Here is the overview of how to integrate with Virtual Account:

  1. Generate payment code (virtual account number)
  2. Display payment code (virtual account number)
  3. Acknowledge payment result
Direct API - DOKU Generated Payment Code Virtual Account Sequence Diagram
Direct API - VA Aggregator Merchant Flow

1. Generate payment code (virtual account number)

To generate payment code, you will need to hit this API through your Backend:

API Request

TypeValue
HTTP MethodPOST
API endpoint (Sandbox)https://api-sandbox.doku.com/danamon-virtual-account/v2/payment-code
API endpoint (Production)https://api.doku.com/danamon-virtual-account/v2/payment-code

Here is the sample of request header to generate payment code:

Client-Id: MCH-0001-10791114622547
Request-Id: d24a5644-6078-4249-8740-4a6dcd92df5a
Request-Timestamp: 2020-08-11T08:45:42Z
Signature: HMACSHA256=vl9DBTX5KhEiXmnpOD0TSm8PYQknuHPdyHSTSc3W6Ps=
Request Header Explanation
ParameterDescription
Client-IdClient ID retrieved from DOKU Back Office
Request-IdUnique random string (max 128 characters) generated from merchant side to protect duplicate request
Request-TimestampTimestamp request on UTC time in ISO8601 UTC+0 format. It means to proceed transaction on UTC+7 (WIB), merchant need to subtract time with 7. Ex: to proceed transaction on September 22th 2020 at 08:51:00 WIB, the timestamp should be 2020-09-22T01:51:00Z
SignatureSecurity parameter that needs to be generated on merchant Backend and placed to the header request to ensure that the request is coming from valid merchant. Please refer to this section to generate the signature

Here is the sample of request body to generate payment code:

{
    "order": {
        "invoice_number": "MINV20201231468",
        "amount": 150000,
        "min_amount": 0,
        "max_amount": 0
    },
    "virtual_account_info": {
        "expired_time": 60,
        "reusable_status": true,
        "billing_type": "FULL_PAYMENT"
    },
    "customer": {
        "name":"Taufik Ismail",
        "email":"taufik@doku.com"
    },
    "additional_info" : {
    }
}
Request Body Explanation
ParameterTypeMandatoryDescription
order.invoice_numberstringMandatoryGenerated by merchant to identify the order and must unique per request
Allowed chars: alphabetic, numeric, special chars
Max length: 64
order.amountnumberConditional1. In IDR currency and without decimal.

2. Send data = 0 or data = null for OPEN_PAYMENT

3. Send data > 0 for FULL_PAYMENT or PARTIAL_PAYMENT type.

Allowed chars: numeric
Max length: 12
order.max_amountnumberOpsional1. In IDR currency and without decimal.

2. Send this parameter for OPEN_PAYMENT type

Allowed chars: numeric
Max length: 12
order.min_amountnumberOpsional1. In IDR currency and without decimal.

2. Send this parameter for OPEN_PAYMENT type

Allowed chars: numeric
Max length: 12
virtual_account_info.expired_timenumberOptionalVirtual account expiration time in minutes format
Allowed chars: numeric
Maximum length: 8
Default value: 60
virtual_account_info.reusable_statusbooleanMandatoryFor VA that can be paid more than once, set this to true
Possible value: true false
virtual_account_info.billing_typestringOptionalBilling type is a type of feature used by merchants to determine the method of payment for their customers when they are in Inquiry.
Possible value: FULL_PAYMENT, PARTIAL_PAYMENT, OPEN_PAYMENT
customer.namestringMandatoryCustomer name that will be displayed on acquirer channel when do inquiry
Allowed chars: alphabetic, numeric, special chars
Max length: 64
customer.emailstringOptionalCustomer email
Allowed chars: alphabetic, numeric, special chars
Max length: 64
additional_infoobjectOptionalMerchant can send additional data through this parameter and will be get data when notify

API Response

After hitting the above API request, DOKU will give the response.

TypeValue
HTTP Status200
ResultSUCCESS
Client-Id: MCH-0001-10791114622547
Request-Id: d24a5644-6078-4249-8740-4a6dcd92df5a
Response-Timestamp: 2020-08-11T08:45:42Z
Signature: HMACSHA256=9UPUFzOqJc47aJzD9ESOTcWg6TMsg3mqSP+DnUO8ENE=
Response Header Explanation
ParameterDescription
Client-IdSame as the request
Request-IdSame as the request
Response-TimestampTimestamp Response on UTC with format ISO8601 UTC+0 from DOKU
SignatureSignature generated by DOKU based on the response body

Here is the sample of response body:

{
    "order": {
        "invoice_number": "MINV20201231468"
    },
    "virtual_account_info": {
        "virtual_account_number": "8889933344445555",
        "how_to_pay_page": "https://sandbox.doku.com/how-to-pay/v2/danamon-virtual-account/8889933344445555",
        "how_to_pay_api": "https://api-sandbox.doku.com/danamon-virtual-account/v2/how-to-pay-api/8889933344445555",
        "created_date_utc": "2021-03-31T04:50:05Z",
        "expired_date_utc": "2021-03-31T05:50:05Z"
    }
}
Response Body Explanation
ParameterTypeMandatoryDescription
order.invoice_numberstringMandatorySame as the request
virtual_account_info.
virtual_account_number		stringMandatoryGenerated by DOKU that will be used by customer for doing a payment through acquirer channel (eg. ATM, Internet Banking)
virtual_account_info.how_to_pay_pagestringOptionalPage URL that merchant can use to display how customer can complete the payment process through acquirer channel (eg. ATM, Internet Banking)
virtual_account_info.how_to_pay_apistringOptionalURL that merchant can parse to display customized how customer can complete the payment process through accquirer channel (eg. ATM, Internet Banking)
virtual_account_info.created_date_utcstringConditionalDate time of VA generated in UTC format
virtual_account_info.expired_date_utcstringConditionalDate time of VA will be expired in UTC. Use this to set the expiry order on merchant side
Pro Tips

You can also show payment instruction link to your customer by using virtual_account_info.how_to_pay_page. If you wish to customize the UI for the payment instruction, you can use the virtual_account_info.how_to_pay_api.

2. Display payment code (virtual account number)

You can display the payment code to your customer by using virtual_account_info.virtual_account_number that you retrieved from the API response.

3. Acknowledge payment result

After the payment is being made by your customer, DOKU will send HTTP Notification to your defined Notification URL. Learn how to handle the notification from DOKU:

Additional features

We provide various additional features to suited your needs. Learn more here.

Split Settlement

If you are a platform or a marketplace, you can use this feature to settle the funds to your sellers or partners programmatically, save many operational efforts.

What's next?

You can test your payment through our Payment Simulator. Learn more here.