curl --request GET \
  --url https://api.wacht.dev/webhooks/apps/{app_name}/timeseries \
  --header 'Authorization: <api-key>'

{
  "data": [
    {
      "timestamp": "2024-01-15T10:00:00Z",
      "count": 100,
      "success_count": 95,
      "failure_count": 5,
      "avg_response_time": 145.5
    }
  ],
  "interval": "day"
}