{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948719,-0.316121,0.000000,0.000000,0.176419,-0.529456,0.829791,0.000000,-0.261763,0.785586,0.560656,0.000000,-1671322.160075,5015853.038711,3555744.998074,1],    "boundingVolume": {    "region": [1.892386,0.595066,1.892482,0.595289,0.000000,8.816292]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/13_1179255.b3dm"}}}