curl --request GET \
  --url https://api.decodahealth.com/analytics/dashboards/provider-performance/cancellation-reasons \
  --header 'API-KEY: <api-key>' \
  --header 'TENANT: <tenant>'

{
  "reasons": [
    {
      "reason": "<string>",
      "count": 123,
      "percentage": 123
    }
  ],
  "totalCancellations": 123
}