Creates a Live Call Router

curl --request POST \
  --url https://api.rootly.com/v1/live_call_routers \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/vnd.api+json' \
  --data '{
  "data": {
    "type": "live_call_routers",
    "attributes": {
      "kind": "voicemail",
      "enabled": true,
      "name": "<string>",
      "country_code": "AU",
      "phone_type": "local",
      "phone_number": "<string>",
      "voicemail_greeting": "<string>",
      "caller_greeting": "<string>",
      "waiting_music_url": "https://storage.rootly.com/twilio/voicemail/ClockworkWaltz.mp3",
      "sent_to_voicemail_delay": 123,
      "should_redirect_to_voicemail_on_no_answer": true,
      "escalation_level_delay_in_seconds": 123,
      "should_auto_resolve_alert_on_call_end": true,
      "alert_urgency_id": "<string>",
      "calling_tree_prompt": "<string>",
      "paging_targets": [
        {
          "id": "<string>",
          "type": "service",
          "alert_urgency_id": "<string>"
        }
      ],
      "escalation_policy_trigger_params": {
        "id": "<string>",
        "type": "service"
      }
    }
  }
}'

{
  "data": {
    "id": "34045a38-3a26-4eff-98b1-7ef24e666130",
    "type": "live_call_routers",
    "attributes": {
      "kind": "voicemail",
      "name": "live_call_router-prod",
      "country_code": "US",
      "phone_type": "toll_free",
      "phone_number": "+14155552344",
      "voicemail_greeting": "hello",
      "slug": "live_call_router-prod",
      "enabled": true,
      "created_at": "2025-11-28T18:11:55.367-08:00",
      "updated_at": "2025-11-28T18:11:55.393-08:00",
      "calling_tree_prompt": "Press 1 for service, Press 2 for escalation policy",
      "paging_targets": [
        {
          "id": "9ba35328-aa75-4889-ac0a-8551bbd24347",
          "type": "service",
          "alert_urgency_id": "22f70550-5de9-4b21-b49d-bd6e2b7e8480"
        },
        {
          "id": "d107153b-7269-45a9-b09a-eadad9c1cb10",
          "type": "escalation_policy",
          "alert_urgency_id": "60374260-63f6-4b31-87b1-f32936b8c680"
        }
      ]
    }
  }
}