{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943971,-0.330029,0.000000,0.000000,0.184388,-0.527397,0.829370,0.000000,-0.273140,0.781253,0.561282,0.000000,-1743967.311344,4988202.834862,3559724.933016,1],    "boundingVolume": {    "region": [1.907083,0.595877,1.907179,0.595992,0.000000,8.784257]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/9_1298155.b3dm"}}}