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Webhooks API Reference

Webhook Events

Harper sends HTTP POST requests to your webhook URL when events occur.

Webhook Payload Example:

{
  "event": "conversion.tracked",
  "timestamp": "2026-01-31T12:00:00Z",
  "data": {
    "conversionId": "conv_abc123",
    "storeId": "store_123",
    "orderId": "ORDER-12345",
    "revenue": 99.99,
    "attributed": true,
    "fbclid": "IwAR123..."
  }
}

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