v1
latestOpenAPI 3.0.02026-07-262561105.1 KBTransactions API
Capture Transaction
Include the transaction_id returned in the authorize transaction response to capture a transaction.
post/transactions/{transaction_id}/capture
Path parameters
transaction_idstring required
Example:ABCD-1234
A unique ID representing the transaction’s loan or charge ID.
Headers
Idempotency-Keystring
Unique identifier pre-generated by the client and used by the server to recognize successive calls to the same endpoint. This is required for Split Capture and encouraged for single transaction functionality. Note: If a request fails or times out, use the same idempotency key to retry the operation without risk of double-processing. For details, see the Idempotency section in About Split Capture.
Request body
Example request
{
"order_id": "order_125",
"reference_id": "W1X2Y3Z4",
"shipping_carrier": "USPS",
"shipping_confirmation": "C12345678901234",
"amount": 10000
}Response
HTTP 200 OK