{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949872,-0.312640,0.000000,0.000000,0.174833,-0.531181,0.829023,0.000000,-0.258640,0.785806,0.561796,0.000000,-1651384.533570,5017280.306823,3562990.567850,1],    "boundingVolume": {    "region": [1.888682,0.596453,1.888853,0.596658,0.000000,8.374795]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/4_1334991.b3dm"}}}