Transaction Verification

When the merchant system receives a payment, withdrawal, or event notification it must immediately perform a series of actions based on the type of transaction.

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Form Data
string
required

The Consumer user ID used by Paramount.

string
required

The transaction number created by Paramount for the return transaction.

string
required

The transaction type. R: Return of a settled payment from the Consumer’s financial institution.

string
string
required

The 8-character Merchant account ID assigned by Paramount.

string
required

The Merchant-assigned transaction number that identifies the original payment.

string
required

The unique Merchant assigned transaction number that identifies the payment.

float
required

The returned payment transaction amount. The amount must be between 1.00 and 99999.99.

float
required

The return transaction fee payable by the Merchant, if applicable.

string
required

The uppercase 3-letter currency code (ISO 4217).

string
enum

The status of the payment request. A transaction notification with the final txn_status of successful (S) or rejected (R) is sent. S: Successful R: Rejected

Allowed:
string

If the transaction was successful, the Consumer's INTERAC email is included in the payment notification.If the transaction was not successful, this field is empty.

string

The network used to settle the transaction E: Interac e-Transfer transaction

string

This is a pass-through field and not recorded by Paramount. This field can be used by Merchants who want an extra parameter to be sent back to them. For example, to uniquely identify the transaction or Consumer.

string
string
string
required

The return code specified by the Consumer's financial institution.

string
required
string

If the payment failed, the error code is included in the response.

Response

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Response
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