{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896571,-0.442900,0.000000,0.000000,0.283361,-0.573614,0.768553,0.000000,-0.339453,0.687163,0.642323,0.000000,-2168076.809677,4388882.118325,4075030.436960,1],    "boundingVolume": {    "region": [2.029542,0.697451,2.029711,0.697600,0.000000,41.453966]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/1_500330.b3dm"}}}