curl --request GET \
  --url https://app.dograh.com/api/v1/organizations/telephony-configs

{
  "configurations": [
    {
      "id": 123,
      "name": "<string>",
      "provider": "<string>",
      "is_default_outbound": true,
      "created_at": "2023-11-07T05:31:56Z",
      "updated_at": "2023-11-07T05:31:56Z",
      "phone_number_count": 0
    }
  ]
}