{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950290,-0.311367,0.000000,0.000000,0.173698,-0.530123,0.829939,0.000000,-0.257874,0.787028,0.560436,0.000000,-1646484.901087,5025057.134373,3554346.248287,1],    "boundingVolume": {    "region": [1.887378,0.594854,1.887477,0.594970,0.000000,8.819950]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/5_1452333.b3dm"}}}