Get a session
Retrieves the current status and metadata of a verification session.
Organization API key. Keys are prefixed with vk_live_ (production) or
vk_sandbox_ (sandbox).
Session ID (ses_*).
API version date string (e.g. 2026-02-01). If omitted, the version
pinned to your API key is used.
Response key casing. Defaults to snake.
Data retention status (active, sensitive_redacted, redacted).
Capture URL (only present while session is pending/capturing).