{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897874,-0.440253,0.000000,0.000000,0.285130,-0.581509,0.761937,0.000000,-0.334497,0.682191,0.650174,0.000000,-2136495.097462,4357278.692002,4124980.849054,1],    "boundingVolume": {    "region": [2.026600,0.707700,2.026752,0.707928,0.000000,7.590920]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/1_1793685.b3dm"}}}