email must be unique at each call of the endpoint.
You can use the + sign to make them unique, e.g. alice+1@example.com.
It is possible to create an individual account with only the following details and then call the update-individual-account to complete the application:
firstNamelastNameemailbyzantineTermsSignedAtIntegrator's ECDSA public key (P-256 curve, compressed SEC1 format). Example: 0x038fedef7c12f93bbf342ad8943b7a825a3b41f61c9dc118b2c718efebabbf62fd
Unix timestamp in seconds (UTC). Must be within tolerance window (1 minute) to prevent replay attacks. Example: 1760375826
ECDSA signature (DER-encoded, hex with 0x prefix). Signs the message: {timestamp}{METHOD}{path_and_query}{json_body}. Example: 0x3045022100...
Byzantine individual account creation body
User to be created. The vast majority of fields are required in order to complete the identity verification process.
Personal information about the user required for identity verification.
The timestamp when the Byzantine Finance Terms & Conditions were signed. For more information, see individual account creation - KYC.
"2025-11-19T21:14:58.328Z"
Additional user information for KYC. All fields are required when provided.
Optional wallet address for self-custodial accounts. If provided, no Turnkey sub-organization will be created and required_approvals will be set to 0.
"0x742d35Cc6634C0532925a3b844Bc9e7595f2bD18"
A list of Authenticators.
Individual account created successfully
Response body for creating a Byzantine user
A UUID string
"550e8400-e29b-41d4-a716-446655440000"
A UUID string
"550e8400-e29b-41d4-a716-446655440000"
The identity verification status of the user.
not_started, init, under_review, awaiting_associated_person_information, awaiting_information, resubmission_requested, active, rejected, inactive "active"
Personal information about the user required for identity verification.
The wallet address associated with this account.
"0x742d35Cc6634C0532925a3b844Bc9e7595f2bD18"
The timestamp when the Byzantine Finance Terms & Conditions were signed. For more information, see individual account creation - KYC.
"2025-11-19T21:14:58.328Z"
An indicator showing whether passkey authentication is active for this user. For more information, see wallet authentication.
"false"
An indicator showing whether OTP authentication is active for this user. For more information, see wallet authentication.
"true"
Additional user information for KYC. All fields are required when provided.
List of missing required verification documents. Present only if not all required documents have been submitted.