{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950262,-0.311453,0.000000,0.000000,0.173873,-0.530496,0.829664,0.000000,-0.257859,0.786742,0.560844,0.000000,-1646391.816993,5023237.948519,3556942.375150,1],    "boundingVolume": {    "region": [1.887468,0.595347,1.887568,0.595464,0.000000,8.385129]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/9_1345066.b3dm"}}}