{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950190,-0.311671,0.000000,0.000000,0.174284,-0.531337,0.829039,0.000000,-0.257843,0.786084,0.561772,0.000000,-1646299.364831,5019058.413108,3562840.523307,1],    "boundingVolume": {    "region": [1.887672,0.596434,1.887824,0.596619,0.000000,8.803817]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/3_1398448.b3dm"}}}