{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.894981,-0.446104,0.000000,0.000000,0.284253,-0.570274,0.770706,0.000000,-0.342875,0.687882,0.639731,0.000000,-2189904.240557,4393425.282376,4058540.866365,1],    "boundingVolume": {    "region": [2.033137,0.694086,2.033270,0.694211,0.000000,50.554441]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/9_1165752.b3dm"}}}