v1
latestOpenAPI 3.1.02026-07-21152963.1 KBSubmit Bank Account Material Supplement
Submit additional KYC or compliance documents for an existing linked OTC bank account when GatePay requests a material supplement (for example after add-bank review or when the account is pending additional proof).
post/withdraw/open/otc/api/bank/material/supplement
Headers
X-GatePay-Certificate-ClientIdstring required
Merchant application client ID used to identify the calling app.
X-GatePay-Signaturestring required
HMAC signature generated from the request according to GatePay signing rules.
X-GatePay-Timestampstring required
Unix timestamp used for replay protection and signature verification.
X-GatePay-Noncestring required
Random nonce used together with the timestamp to prevent replay attacks.
Response
Success