{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897874,-0.440253,0.000000,0.000000,0.285166,-0.581582,0.761868,0.000000,-0.334467,0.682129,0.650255,0.000000,-2136301.997398,4356883.073907,4125495.238200,1],    "boundingVolume": {    "region": [2.026601,0.707806,2.026752,0.708034,0.000000,15.795172]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/1_1793992.b3dm"}}}