The most relevant data point is the selling price of a similar 2015 Volkswagen Golf GTI (Top) with a mileage of 188900 km, which sold for AED 46000 in May 2023. Given the time elapsed, the market may have slightly depreciated. An offer was accepted for a similar GTI with 151000 km at AED 37000 in July 2024, and another GTI with 153300 km at AED 30000 in October 2024. These accepted offers suggest a downward trend. The listed prices for similar GTIs range from AED 26500 to AED 39500, with the most recent listing at AED 28500 not yet delisted. Considering these factors, the estimated market price for the car in question, with 143500 km, is likely around AED 32000.