{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950471,-0.310814,0.000000,0.000000,0.173670,-0.531084,0.829330,0.000000,-0.257225,0.786595,0.561341,0.000000,-1642350.661239,5022310.784102,3560097.180553,1],    "boundingVolume": {    "region": [1.886788,0.595948,1.886904,0.596062,0.000000,8.804843]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/14_1426629.b3dm"}}}