Tracking the Payment Result

After the user closes the payment form, we will inform you about the result of the payment:

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  In the event of a successful payment, VK Pay will send a payment notification to the URL, which you have provided to technical support when connecting . You need check the signature of the notification decrypt and process the notification data and send a reply with the result of processing.

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  In the case of a successful payment, the mini-app will send a message to your community VKontakte the user who paid for the purchase, with the result of the payment. With help Callback API VKontakte You can sign up for a special event. vkpay_transaction to track such posts from users in your community.

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  Regardless of the result of payment VK Bridge will send object Promise or event VKWebAppInitResult with the following data:

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    status Information about the status of payment. Possible values: true The payment is successful, false — payment is unsuccessful or the user closed the payment form without paying for the purchase.
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    transaction_id ID of the transaction.
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    amount amount of payment.
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    extra Additional information from the seller. Contains data object params.data .