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Deel: Create Veriff session — request body — body data user input

Create Veriff session: request body, field body / data / user_input. Complete fields and constraints for contract 2026-10-27.

API reference · Contract 2026-10-27

SDK schema: Create Veriff session — request body — body data user input

FieldTypePresenceDescription and constraints
$objectRootInput data for the name change KYC operation
first_namestringRequired within parentThe desired first name of the user
last_namestringRequired within parentThe desired last name of the user
middle_namestring or nullOptionalThe desired middle name of the user

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