# Retrieve payment data **GET /merchant/{merchantId}/payment/{paymentId}** ## Servers - Production server.: https://api.axepta.pl/v1 (Production server.) - Sandbox - test server.: https://api.sandbox.axepta.pl/v1 (Sandbox - test server.) ## Authentication methods - Authorization token ## Parameters ### Path parameters - **merchantId** (string) Client identifier - **paymentId** (string) Unique identifier of the payment the refund relates to. ## Responses [Powered by Bump.sh](https://bump.sh)