{
  "outbound_sms_submitted": {
    "data": {
      "status": "submitted",
      "message_id": "msg_123456789",
      "to": "+61412345678",
      "from": "+61387654321",
      "message": "Hello! Your appointment is confirmed for tomorrow at 2 PM.",
      "submitted_at": "2026-01-22T16:45:00Z",
      "campaign_id": "camp_987654321"
    }
  },
  "outbound_sms_delivered": {
    "data": {
      "status": "delivered",
      "message_id": "msg_123456789",
      "to": "+61412345678",
      "from": "+61387654321",
      "delivered_at": "2026-01-22T16:46:15Z",
      "campaign_id": "camp_987654321"
    }
  },
  "outbound_sms_failed": {
    "data": {
      "status": "failed",
      "message_id": "msg_987654321",
      "to": "+61499999999",
      "from": "+61387654321",
      "failed_at": "2026-01-22T16:47:00Z",
      "error_code": "ERR_INVALID_NUMBER",
      "error_message": "The destination number is invalid or not reachable",
      "campaign_id": "camp_987654321"
    }
  },
  "shortlink_clicked": {
    "data": {
      "status": "shortlink_clicked",
      "shortlink": "https://wxint.co/abc123",
      "original_url": "https://example.com/special-offer",
      "clicked_at": "2026-01-22T17:30:45Z",
      "phone_number": "+61412345678",
      "message_id": "msg_123456789",
      "campaign_id": "camp_987654321",
      "user_agent": "Mozilla/5.0 (iPhone; CPU iPhone OS 16_0 like Mac OS X) AppleWebKit/605.1.15",
      "ip_address": "203.0.113.45"
    }
  },
  "inbound_sms_received": {
    "data": {
      "status": "received",
      "message_id": "msg_inbound_001",
      "from": "+61412345678",
      "to": "+61387654321",
      "message": "YES I would like to receive updates",
      "received_at": "2026-01-22T18:00:00Z",
      "keyword": "YES"
    }
  },
  "sms_opt_out": {
    "data": {
      "status": "opt_out",
      "phone_number": "+61412345678",
      "opt_out_at": "2026-01-22T18:15:00Z",
      "keyword": "STOP",
      "message_id": "msg_optout_001",
      "from": "+61387654321"
    }
  },
  "contact_created": {
    "data": {
      "status": "contact_created",
      "contact_id": "contact_abc123",
      "phone_number": "+61412345678",
      "first_name": "John",
      "last_name": "Smith",
      "email": "john.smith@example.com",
      "created_at": "2026-01-22T19:00:00Z",
      "updated_at": "2026-01-22T19:00:00Z",
      "custom_fields": {
        "company": "Acme Corporation",
        "department": "Sales",
        "customer_id": "CUST_12345"
      }
    }
  }
}