{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950204,-0.311630,0.000000,0.000000,0.173909,-0.530274,0.829798,0.000000,-0.258047,0.786822,0.560645,0.000000,-1647592.263669,5023745.570314,3555677.903459,1],    "boundingVolume": {    "region": [1.887654,0.595107,1.887754,0.595223,0.000000,8.815537]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/7_1453804.b3dm"}}}