{ "for" "CONBACK" //"basecolor_map" "CONBACK.png" //"normal_map" "CONBACK_normal.png" //"metal_map" "CONBACK_metal.png" //"roughness_map" "CONBACK_roughness.png" } { "for" "LOADING" //"basecolor_map" "LOADING.png" //"normal_map" "LOADING_normal.png" //"metal_map" "LOADING_metal.png" //"roughness_map" "LOADING_roughness.png" }