PayEx Developer Portal

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PayEx emits callbacks on all events happening to a payment asynchronously. These callbacks can be used to update the implementers backend systems, send receipts, or any other task related to a change in a payment's status.

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Events like

* Cancel

* Capture

* Reversal

* Authorize

= Implementation details =

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The implementer registers the callback-url when posting the payment session. The URL should be unique per payment. The resource contains 4 properties:

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|(% style="text-align:right" %)**Property** |= Description

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|(% style="text-align:right" %){{code}}payment{{/code}}|The URL of the affected Payment. Perform a GET request on it to retrieve the Payment status.

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|(% style="text-align:right" %){{code}}paymentNumber{{/code}}|The human identifiable number of the Payment, used when talking or writing about the Payment. Only the URL should be used to programmatically identify the Payment.

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|(% style="text-align:right" %){{code}}transactiond{{/code}}|The URL of the affected transaction. Perform a GET request on it to retrieve information about the Transaction.

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|(% style="text-align:right" %){{code}}transactionNumber{{/code}}|The human identifiable number of the Transaction, used when talking or writing about the Transaction. Only the URL should be used to programmatically identify the Transaction.

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A Credit Card Callback looks like this:

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POST scheme://your.defined.host/and-path/for-recieving HTTP/1.1

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Content-Type: application/json

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{