Sutapa Paul has one example published here, on Myntra.

Improving Product Sense · E-commerce
Building a Verified Badge System to Restore Trust in Premium Purchases
A verified badge and QR authenticity check for Myntra items above five thousand rupees, built for both sides of the fraud problem
Read a few side by side
The fastest way to build product sense from this library is to compare two people who took the same product somewhere different.