{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949994,-0.312269,0.000000,0.000000,0.174459,-0.530745,0.829382,0.000000,-0.258445,0.786250,0.561264,0.000000,-1650137.831616,5020105.250852,3559610.233424,1],    "boundingVolume": {    "region": [1.888291,0.595810,1.888462,0.596015,0.000000,18.488243]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/1_1433928.b3dm"}}}