{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858164,-0.513376,0.000000,0.000000,0.262697,-0.439127,0.859161,0.000000,-0.440293,0.735999,0.514244,0.000000,-2810740.715726,4698462.418084,3260852.189019,1],    "boundingVolume": {    "region": [2.109828,0.540064,2.109992,0.540189,0.000000,108.761311]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/5_130618.b3dm"}}}