{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950569,-0.310514,0.000000,0.000000,0.173348,-0.530667,0.829665,0.000000,-0.257081,0.786997,0.560844,0.000000,-1641427.990497,5024865.059470,3556938.296390,1],    "boundingVolume": {    "region": [1.886472,0.595347,1.886588,0.595462,0.000000,8.817699]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/9_1450922.b3dm"}}}