latestOpenAPI 3.1.02026-08-108094177.6 KB
087dcf516ce2
External Wallet Access KYC
Submit KYC for an external wallet user
Advances the flow to register after the handoff verdict is passed and the user signed Form A with their own wallet; there is no custodial signer in this mode. UR registers the account asynchronously and delivers the fma.account.result webhook when the account activates.
post/api/v1/sumsub/kyc-submit
Headers
X-Api-Signaturestring required
Partner Auth EIP-191 signature over the canonical message plus the deadline.
X-Api-Deadlinestring required
Unix timestamp in seconds after which the signature is no longer valid.
X-Api-PublicKeystring required
Partner public key used to verify the signature.
Request body
Response
Business result envelope. code 0 means success; business rejections return HTTP 200 with a non-zero code.