Payload de webhook de voz

{
  "event": {
    "id": "evt_voice_abc123",
    "channel": "voice",
    "timestamp": 1706640000.0,
    "data": {
      "timestamp": 1706640000.0,
      "direction": "inbound",
      "platform": "voice",
      "call_id": "call_xyz789",
      "vapi_status": "completed",
      "duration": 245,
      "cost": 0.15,
      "recording_url": "https://storage.example.com/recordings/call_xyz789.mp3",
      "transcription": "Agent: Hello, thanks for calling...\nLead: Hi, I'm interested in...",
      "summary": "Lead inquired about pricing for premium plan. Scheduled demo for Friday.",
      "tools_called": ["book_appointment", "check_availability"],
      "analysis_result": {
        "sentiment": "positive",
        "intent": "purchase"
      },
      "appointments": [
        {
          "datetime": "2024-02-01T10:00:00Z",
          "type": "demo",
          "confirmed": true
        }
      ]
    }
  },
  "lead_id": "lead_123",
  "lead_contact": {
    "number": "+15551234567",
    "email": "john@example.com",
    "name": "John Doe"
  },
  "business_id": "biz_456",
  "lead_created": false
}