# Sandbox (Simulation Environment)

- [Simulate acceptance of a payment request](/request-to-pay/api-reference/sandbox-simulation-environment/simulate-acceptance-of-a-payment-request.md): POST /v2/rtp/{id}/test-accept
- [Simulate rejection of a payment request](/request-to-pay/api-reference/sandbox-simulation-environment/simulate-rejection-of-a-payment-request.md): POST /v2/rtp/{id}/test-reject