Need Agumented Reality application

I need a marker based Augmented Reality application to made in unity all the models and resources , all are ready are already ready need to export the app in Android and iOS should support android 6and above.. Also their is licensing backend module that is to be developed for the app . Note : a. Deadline for the whole project is to be completed in 7 days without any delay if you can do then only place your bid . And POC is required before the start of project . No extra amount will be paid out of freelancer.