o3de-multiplayersample/Materials/basic_grey.material

{
    "materialType": "Materials/Types/StandardPBR.materialtype",
    "propertyLayoutVersion": 1,
    "properties": {
        "baseColor": {
            "color": [ 0.18, 0.18, 0.18 ],
            "factor": 1.0,
            "useTexture": false,
            "textureMap": ""
        },
        "metallic": {
            "factor": 0.0,
            "useTexture": false,
            "textureMap": ""
        },
        "roughness": {
            "factor": 1.0,
            "useTexture": false,
            "textureMap": ""
        },
        "specularF0": {
            "factor": 0.5,
            "useTexture": false,
            "textureMap": ""
        },
        "normal": {
            "factor": 1.0,
            "useTexture": false,
            "textureMap": ""
        }
    }
}