In the redirect response, webhook and check status API, mandate data will be passed additionally from the current parameters.

order_idStringOrderID for which the payment is being started.
txn_idStringTransaction ID for the payment attempt.
statusStringStatus of the transaction. PENDING_VBV indicates that the transaction requires authentication to complete.
payment.authentication.methodStringHTTP Method for authentication. Can be one of GET or POST
payment.authentication.urlStringURL to which the user has to be taken to for completing the authentication
payment.authentication.paramsStringPresent only when the method is POST. Parameter map that has to be sent along with the URL for authentication. Do not hardcode the params in your client * Never assume that you will receive param “x” or param “y”. This is completely dynamic and will vary on a case by case basis.
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