API Reference

Simulate an authorization transaction

post
{base_url}/api/sandbox/v1/authorize

Initiates a simulated card transaction. Supports single-message purchases, dual-message purchase authorizations, and single-message refunds (clearing reversals).

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Body Params

Request body for simulating an authorization transaction.

uuid
required

UUID of the card to simulate the transaction on

string
enum
required

Type of authorization transaction to simulate

Allowed:
string
required

Transaction amount

string

ISO 4217 currency code (defaults to USD)

string

Transaction ID of the original purchase to refund. Required for single_message_refund.

merchant
object
required

Merchant details for the simulated transaction.

Responses

401

unauthorized - invalid signature

Updated about 2 months ago

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Updated about 2 months ago

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