{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949183,-0.314723,0.000000,0.000000,0.175786,-0.530159,0.829476,0.000000,-0.260507,0.785669,0.561124,0.000000,-1663300.066286,5016395.168702,3558720.513216,1],    "boundingVolume": {    "region": [1.890893,0.595690,1.891030,0.595797,0.000000,8.195185]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/6_1364672.b3dm"}}}