SANDBOX ENVIRONMENT — payments on this deployment are simulated. No real money is moved.
Solutions

Webhooks

Subscribe endpoints to events like payment.succeeded or refund.succeeded. Every delivery is signed with HMAC-SHA256 and retried with exponential backoff.

Capabilities

Available
  • HMAC-SHA256 signatures with timestamps
  • Automatic retries (up to 6 attempts)
  • Delivery logs with response codes
  • Manual re-delivery
  • Per-endpoint event filters

How it works

Add an endpoint URL

Copy its signing secret

Verify signatures in your server

Return 2xx to acknowledge

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