{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948928,-0.315493,0.000000,0.000000,0.176275,-0.530194,0.829350,0.000000,-0.261104,0.785337,0.561311,0.000000,-1667113.908672,5014280.460229,3559908.004556,1],    "boundingVolume": {    "region": [1.891704,0.595916,1.891841,0.596022,0.000000,8.775504]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/9_1148170.b3dm"}}}