{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858232,-0.513263,0.000000,0.000000,0.262901,-0.439599,0.858857,0.000000,-0.440039,0.735794,0.514755,0.000000,-2809123.722737,4697163.838596,3264092.942293,1],    "boundingVolume": {    "region": [2.109696,0.540659,2.109861,0.540784,0.000000,73.722900]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/10_428764.b3dm"}}}