{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949054,-0.315114,0.000000,0.000000,0.176081,-0.530317,0.829313,0.000000,-0.260778,0.785406,0.561366,0.000000,-1665037.626973,5014718.601218,3560260.169074,1],    "boundingVolume": {    "region": [1.891305,0.595983,1.891442,0.596089,0.000000,14.029451]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/9_1373484.b3dm"}}}