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Merchant support

문의 및 지원

API 연동, sandbox 테스트, 2C2P 준비, 정산, 관리 운영을 위한 지원 채널입니다.

REST API Signed webhooks Hosted checkout
01Sandbox firstTest outcomes before live onboarding
02Secure eventsHMAC signatures and replay protection
03Clear operationsTransactions, reports, and settlement visibility
04Regional routingProvider-ready payment orchestration

API integration

Developers
  • Use this channel for API credentials, checkout sessions, webhooks, SDK planning, and sandbox scenarios.
  • Prepare request IDs, payment IDs, webhook delivery logs, and merchant environment details.

Settlement support

Finance
  • Use this channel for withdrawal status, settlement batches, fee statements, holds, and reconciliation exports.
  • Member users can open withdrawal and report pages after login.

Provider readiness

2C2P
  • Use this channel for provider contract, credential readiness, payment option mapping, notification handling, and live certification.
  • Authorized operators can review connector tasks in API & connections.

Support request template

Copy-ready
  • Merchant ID / usernameExample: merchant_1024 or member account
  • EnvironmentSandbox or live readiness
  • Issue typeAPI, webhook, payment status, withdrawal, settlement, provider route
  • EvidenceRequest ID, payment ID, webhook status, screenshots, CSV export

자신 있게 구축

API를 살펴보고 결제 결과를 시뮬레이션하며 운영 준비 체크리스트를 정리합니다.
Sandbox 시작 지원팀 문의