{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950086,-0.311989,0.000000,0.000000,0.174446,-0.531233,0.829072,0.000000,-0.258117,0.786029,0.561724,0.000000,-1648043.951528,5018705.761495,3562532.798182,1],    "boundingVolume": {    "region": [1.888013,0.596364,1.888152,0.596573,0.000000,8.821155]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/3_1398103.b3dm"}}}