curl -X PATCH "https://api.foxreach.io/api/v1/webhooks/cwh_abc123" \
  -H "X-API-Key: otr_your_key" \
  -H "Content-Type: application/json" \
  -d '{
    "events": ["email.sent", "reply.received", "lead.created"],
    "isActive": true
  }'

{
  "data": {
    "id": "cwh_abc123",
    "url": "https://your-app.com/webhooks/outreach",
    "isActive": true,
    "events": ["email.sent", "reply.received", "lead.created"],
    "lastDeliveredAt": "2025-01-15T10:30:00",
    "consecutiveFailures": 0,
    "createdAt": "2025-01-01T10:00:00",
    "updatedAt": "2025-01-16T09:00:00"
  }
}