# error Endpoint: POST error Version: 1 ## Request fields (application/vnd.worldpay.events-v1.hal+json): - `eventId` (string) The unique identifier for the event. - `eventTimestamp` (string) Date of event. - `eventDetails` (object) - `eventDetails.classification` (string) The event category, this can either be payout, payment or chargeback. Example: "payment" - `eventDetails.downstreamReference` (string) A reference you can use for reconciliation purposes. - `eventDetails.transactionReference` (string) The transaction reference you supplied in the payment. - `eventDetails.type` (string) Event status. For example, cancelled or sentForAuthorization. Example: "error" - `eventDetails.date` (string) The date you first submitted the payment. - `eventDetails._links` (object) Unused currently. - `eventDetails._links.payment` (object) - `eventDetails._links.payment.href` (string) ## Response 200 fields