{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897874,-0.440253,0.000000,0.000000,0.285128,-0.581505,0.761941,0.000000,-0.334499,0.682194,0.650170,0.000000,-2136506.872481,4357297.977815,4124954.555462,1],    "boundingVolume": {    "region": [2.026601,0.707695,2.026753,0.707922,0.000000,7.590920]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/1_1793667.b3dm"}}}