Events app with backend control Panel

users register thire interests with full detail about age gender locations area of interests, so he gets only notifications about those interests he might choose only. The default option is all. The app list when feature activated only and last on as default, but user can set it off. feature on show all places within city radius only sorted based on distance and comments preview or by crowdedness on google map as user choose to see. The app listed top 50 crowded areas in the city. Use any method give you this data google map. The app allows for user to upload one event paid feature such as sale on item clear the date and time to start time to end, the location show in the map as default current location but only changed when user point to another address, in the map. Within the city of users, it is paid feature ask the owner of the event about the number of broadcasting the notification and payment plan based on that, and the ad get listed only for the time asked to be listed in the app under that category. The app show areas where a lot of visitors there as specific time only let's say from 4:00 up to 4:00 in morning, detail extracts from google map and send notification to user based on that. Users can upload 10 pictures and have permanent page to display thire products for one month subscription plan and it appear when users look for such search in the app which display listed in googles and listed in the app ads. Integrate payment gateway to the app. Google maps show live streaming location of the site user want to visit, when he choose this option for the time, in addition to backend control of unity game to post ads without interveen with code the game already made. for unity game i need to have the ability to list the ads in the game each time i wish to do so mean the game already made and it has 6 phased i like to add defertent ads from time to time in the game from backend