curl --request GET \
  --url https://api.puretalk.ai/api/phone-numbers/{phone_number_id} \
  --header 'X-API-KEY: <api-key>'

{
  "msg": "Phone number retrieved successfully.",
  "err": false,
  "results": {
    "user": {
      "name": "John Doe",
      "dp": "https://api.puretalk.ai/api/users/1/profile_picture.jpg",
      "email": "[email protected]"
    },
    "ai_assistant": {
      "assistant_id": "00ef5401-cbfb-450a-a806-adad5dd907f3",
      "name": "My AI Assistant",
      "variables": [
        "<string>"
      ]
    },
    "additional_data": {
      "postal_code": "<string>",
      "capabilities": {
        "voice": true,
        "SMS": true,
        "MMS": true
      },
      "locality": "<string>",
      "region": "<string>",
      "iso_country": "<string>"
    },
    "phone_number_id": "<string>",
    "phone_number": "<string>",
    "friendly_name": "<string>",
    "provider": "<string>",
    "provider_id": "<string>",
    "is_active": true,
    "created_at": "2023-11-07T05:31:56Z",
    "updated_at": "2023-11-07T05:31:56Z"
  }
}