{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949745,-0.313023,0.000000,0.000000,0.174875,-0.530589,0.829394,0.000000,-0.259073,0.786056,0.561246,0.000000,-1654150.104010,5018865.754955,3559496.597299,1],    "boundingVolume": {    "region": [1.889094,0.595807,1.889247,0.595975,0.000000,8.812817]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/2_1351786.b3dm"}}}