[{"title":"(2个子文件1.47MB).gltf格式可用测试模型","children":[{"title":"car","children":[{"title":"LTM11200_9.mtl <span style='color:#111;'>2.84KB</span>","children":null,"spread":false},{"title":"model.gltf <span style='color:#111;'>9.02MB</span>","children":null,"spread":false}],"spread":true}],"spread":true}]