curl "https://app.talkover.ai/api/v1/campaigns/campaign-uuid/webhooks" \
  -H "Authorization: Bearer talq_your_environment_token_here"

{
  "success": true,
  "data": {
    "webhooks": [
      {
        "id": "webhook-uuid-1",
        "campaign_id": "campaign-uuid",
        "name": "Lifecycle Webhook",
        "webhook_url": "https://example.com/campaign-events",
        "events": ["campaign.started", "campaign.completed", "campaign_call.completed"],
        "enabled": true,
        "include_call_events": false
      }
    ],
    "available_events": [
      "campaign.created", "campaign.started", "campaign.paused", "campaign.completed", "campaign.updated",
      "campaign_call.queued", "campaign_call.started", "campaign_call.completed", "campaign_call.retry_scheduled", "campaign_call.failed",
      "event_recording", "event_call_transcript", "event_call_report"
    ]
  }
}