{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950206,-0.311623,0.000000,0.000000,0.173918,-0.530311,0.829773,0.000000,-0.258034,0.786799,0.560683,0.000000,-1647507.970286,5023601.649789,3555918.670073,1],    "boundingVolume": {    "region": [1.887647,0.595152,1.887747,0.595269,0.000000,8.805401]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/8_1454082.b3dm"}}}