{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.892602,-0.450845,0.000000,0.000000,0.290762,-0.575663,0.764245,0.000000,-0.343591,0.680256,0.647454,0.000000,-2194553.063900,4344865.963857,4107674.855336,1],    "boundingVolume": {    "region": [2.038456,0.704205,2.038561,0.704274,0.000000,20.401228]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/8_1875503.b3dm"}}}