The scene contains a model of the Hevit sofa by divan.ru, 5 materials:
Hevit Barhat Yellow, Hevit Barhat Beige, Hevit Barhat Salmon, Hevit Barhat Latte, Hevit Barhat Blue
Overall dimensions ~ 190x90x90 cm. The model has correct geometry and UV-mapping, texture maps and materials with unique names.

Manufacturer's website: https://www.divan.ru/product/divan-hevit-barhat-yellow 
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For Corona render, it is recommended to install a version of at least 1.5, since the glossiness of materials is adjusted taking into account PBR