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": "US",
      "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": "030fa78a-feca-4372-a515-1e4f3bc48cb7",
    "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": "2025-06-19T02:42:23.457-07:00",
      "updated_at": "2025-06-19T02:42:23.467-07:00",
      "alert_urgency_id": "3783e867-484c-42ba-9622-5ddb12fe1add",
      "escalation_policy_trigger": {
        "id": "2dd08f59-d9dd-4c8e-bd16-fb411a2738d7",
        "type": "service"
      },
      "calling_tree_prompt": "Press 1 for service, Press 2 for escalation policy",
      "paging_targets": [
        {
          "id": "2dd08f59-d9dd-4c8e-bd16-fb411a2738d7",
          "type": "service",
          "alert_urgency_id": "97455011-2f31-489c-911c-ca36de9b4acb"
        },
        {
          "id": "767c49cb-d4ec-4f26-bddc-1be3f6b37167",
          "type": "escalation_policy",
          "alert_urgency_id": "2777409b-ebf8-4f3a-98e2-371046330e7a"
        }
      ]
    }
  }
}