Update a heartbeat

curl --request PUT \
  --url https://api.rootly.com/v1/heartbeats/{id} \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/vnd.api+json' \
  --data '
{
  "data": {
    "type": "heartbeats",
    "attributes": {
      "name": "<string>",
      "description": "<string>",
      "alert_summary": "<string>",
      "alert_description": "<string>",
      "alert_urgency_id": "<string>",
      "interval": 123,
      "interval_unit": "minutes",
      "notification_target_id": "<string>",
      "notification_target_type": "User",
      "enabled": true
    }
  }
}
'

{
  "data": {
    "id": "a3f394dd-ceb9-4087-ab4d-d14ca7f76718",
    "type": "heartbeats",
    "attributes": {
      "slug": "ut-iusto-ut-vero",
      "name": "api.rootly.com",
      "description": "This is a description",
      "alert_summary": "API is down",
      "alert_description": "Updated runbook: Check /docs/updated-troubleshooting",
      "alert_urgency_id": "2fa15005-07b2-4eb6-9108-3e3840e5eeb2",
      "interval": 10,
      "interval_unit": "minutes",
      "notification_target_id": "418",
      "notification_target_type": "User",
      "ping_url": "http://localhost:3001/v1/heartbeats/a3f394dd-ceb9-4087-ab4d-d14ca7f76718/ping",
      "secret": "heartbeat_1788a107ff9ccb75c1ee2d2b5127a1808c5ffebc297e92465c37e6f41401a7cf",
      "email_address": "[email protected]",
      "last_pinged_at": null,
      "expires_at": null,
      "enabled": false,
      "status": "waiting",
      "updated_at": "2026-01-21T11:18:51.569-08:00",
      "created_at": "2026-01-21T11:18:46.425-08:00"
    }
  }
}