{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949835,-0.312751,0.000000,0.000000,0.174813,-0.530913,0.829200,0.000000,-0.258787,0.785944,0.561535,0.000000,-1652324.334592,5018157.956582,3561329.682010,1],    "boundingVolume": {    "region": [1.888799,0.596137,1.888970,0.596342,0.000000,18.001226]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/3_1438307.b3dm"}}}