{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950792,-0.309830,0.000000,0.000000,0.172859,-0.530461,0.829898,0.000000,-0.256588,0.787405,0.560496,0.000000,-1638277.834054,5027465.339073,3554730.451247,1],    "boundingVolume": {    "region": [1.885753,0.594928,1.885869,0.595042,0.000000,8.415519]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/5_1448278.b3dm"}}}