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Event Name: kyc_session_expired
This event is emitted when a KYC verification session expires before completion. The session state is EXPIRED.

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Event Payload

The webhook payload contains the following structure: 
{
  "id": "8f85f3fd-4d95-47f9-9eb4-95ef7b9950f1",
  "event": "kyc_session_expired",
  "timestamp": "2026-03-17T16:58:41.204Z",
  "data": {
    "sessionId": "b67d60c6-2e30-4e5d-b76d-78bb2f3e2af4",
    "userId": "37caee35-e19b-4d6d-96bb-3c4f33f3dd5b",
    "entityType": "user"
  }
}

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Field Description

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id
string
required
Unique event identifier (UUID)
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event
string
required
Event type - always kyc_session_expired for this webhook
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timestamp
string
required
Event timestamp in ISO 8601 format
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data
object
required
Contains the event data
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data.sessionId
string
required
Unique KYC session ID (UUID)
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data.userId
string
Unique user ID (UUID)
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data.relatedPartyId
string
Unique related party ID (UUID)
​
data.entityType
string
required
Entity type associated with the KYC session. Possible values: user, related-party

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Expected Responses

Success Response

HTTP 200 OKThe webhook was processed successfully.

Client Error

HTTP 4xx StatusClient-side error. Will not be retried.

Server Error

HTTP 5xx StatusServer-side error. Will be retried with exponential backoff.

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Implementation Example

app.post('/webhooks/ralio', async (req, res) => {
  const { event, data } = req.body;

  if (event === 'kyc_session_expired') {
    const { sessionId, entityType, userId, relatedPartyId } = data;
    const subjectId = userId ?? relatedPartyId;

    console.log(`KYC session ${sessionId} expired for ${entityType} ${subjectId}`);

    await updateKycSessionStatus(sessionId, 'EXPIRED');

    if (entityType === 'user' && userId) {
      await notifyUserSessionExpired(userId);
    }

    if (entityType === 'related-party' && relatedPartyId) {
      await notifyRelatedPartySessionExpired(relatedPartyId);
    }

    res.status(200).json({ received: true });
  }
});