Once you extract the file downloaded from codecanyon you will see below directory structure.
Documentation: It will explain how to setup this project, configure and customize the application.
License Folder: Terms and conditions for use, reproduction and distribution of this software piece.
Ionic App: Includes an ionic API project generated with ionic cli and written in typeScript. You can start a development project from this directory. We have used our API as demo you can integrate any API you needed.