{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950899,-0.309501,0.000000,0.000000,0.172682,-0.530542,0.829883,0.000000,-0.256311,0.787479,0.560518,0.000000,-1636507.146732,5027941.932792,3554871.041391,1],    "boundingVolume": {    "region": [1.885407,0.594955,1.885522,0.595069,0.000000,8.360456]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/5_1341514.b3dm"}}}