Environment

Env	API base (example)
Production	https://api.soranopro.com
Sandbox	https://sandbox-api.soranopro.com

Local dev example: http://localhost:8080

All paths are appended to {API_BASE}, e.g. POST {API_BASE}/api/v1/merchant/payout/create.

Headers: X-Merchant-No, X-Timestamp, X-Nonce, X-Sign — see Signature.