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Incremental authorization

Incremental authorization

Request

This endpoint allows you to increase the authorized amount for an existing card transaction when the initial authorization is insufficient. The additional amount is appended to the original authorization, and the total authorized amount reflects both.

Security
bearer and basic and apiKey
Path
idstringrequired

payId assigned by Computop Paygate in the initial request.

Headers
Idempotency-Keystring

A unique key provided by you to ensure that a particular operation is not processed multiple times in case of retries.

Bodyapplication/jsonrequired
transIdstring, <= 64 charactersrequired

Transaction ID created in your system. It should be unique for each payment.

orderobject(order)
refNrstring

Your unique reference number for the specific operation. You can pass this value to reconcile different operations in a payment (authorization, capture, refund, etc) individually. It is recommended to limit the length to 18 characters so that it works for all payment methods. Allowed characters: (A-Z, a-z) and digits (0-9)

amountobject(amount)required
durationinteger, (int32)

Indicates the additional number of days to be added to the stay or rental. Valid only for merchants operating in specific industries like Hotel/Car rental.

curl -i -X POST \
  -u '<username>:<password>' \
  'https://test.computop-paygate.com/api/v2/payments/{id}/incrementals' \
  -H 'Authorization: Bearer <YOUR_JWT_HERE>' \
  -H 'Content-Type: application/json' \
  -H 'Idempotency-Key: string' \
  -H 'X-API-Key: YOUR_API_KEY_HERE' \
  -d '{
    "transId": "6B29FC40-1067-B31D-00DD010662DA",
    "amount": {
      "value": 10000,
      "currency": "EUR"
    },
    "duration": 10
  }'

Responses

Successful operation

Bodyapplication/json
payIdstring

A unique identifier assigned by Computop Paygate to the payment. This ID remains constant throughout the lifecycle of the payment and is used to track and reference the payment across all subsequent operations, such as authorization, capture, refund, or cancellation.

merchantIdstring

Merchant ID assigned by Computop Paygate.

transIdstring

Transaction ID provided by you in the request.

xIdstring

A unique identifier assigned by Computop Paygate for each operation in the payment. For example: xId will be different for the authorization and capture operations of a payment whereas payId will be same.

refNrstring

Reference number provided by you in the request.

statusstring

Status of the transaction.

responseCodestring

Response code of the transaction.

responseDescriptionstring

Response description associated with the response code.

metadataobject
paymentMethodsobject(paymentIncrementalResponse)
Response
{
  "merchantId": "test-merchant",
  "payId": "some-pay-id",
  "xId": "some-x-id",
  "transId": "some-trans-id",
  "status": "OK",
  "responseCode": "00000000",
  "responseDescription": "success",
  "refNr": "some-ref-nr"
}