sessions
Create a session
Creates a new partial-import session and mints the initial hydration token to pass to the widget. Requires your backend license key — never call this client-side.
post/auth/
Request body
Example request
{
"import_identifier": "user_import_v1",
"expires_in": 3600
}Response
Session created
Example response
{
"sessionId": "1b6acf28-8748-4120-8d7a-4b7846d5e487",
"hydrationId": "<signed-token>",
"expiresIn": 21600,
"savedAt": "2026-06-19T18:00:00.000Z"
}