{ "PBR param": { "BaseColor": [ 1, 1, 1, 0.9960784316062927 ], "EmissionFactor": [ 0.0, 0.0, 0.0 ], "MetallicFactor": 1.0, "RoughnessFactor": 0.3500000238418579, "AlphaMode": "OPAQUE" } }