If you want to run this app then you must purchase the All in ONE single vendor and multivendor store name KingCommerce. You can get complete details of KingCommerce here: https://coder.market/resources/kingcommerce-all-in-one-single-and-multi-vendor-eommerce-business-management-system
How it works:
KingCommerce v4.2 Need tobe Installed.
Purchase KingCommerce Flutter App.
Configure it with your website.
Upload to Play store and App store.
Now your world class Single/Multi vendor eCommerce is ready!
