latestOpenAPI 3.1.02026-08-108094177.6 KB
087dcf516ce2
Managed Custody KYC
Check KYC data completeness
Pure read of the last handoff attempt's verdict on the shared-token path; use it as a fallback to the fma.kyc.reuse_check.result webhook. Poll every 30 seconds to 2 minutes and stop after submit succeeds. An incomplete session returns code 20004 with missingFields.
post/api/fma/v1/kyc/check
Headers
X-Ur-Idstring
The user's URID. Send at least one of X-Ur-Id or X-External-User-Id.
X-External-User-Idstring
Your partner-side user id. Send at least one of X-Ur-Id or X-External-User-Id.
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Unix timestamp in seconds after which the signature is no longer valid.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.