curl --request GET \
  --url https://api.callaro.ai/api/v1/phone_numbers \
  --header 'Authorization: Bearer <token>'

{
  "data": {
    "items": [
      {}
    ],
    "next_cursor": "<string>"
  },
  "message": "<string>",
  "meta": {},
  "request_id": "<string>"
}