{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897907,-0.440185,0.000000,0.000000,0.282577,-0.576412,0.766746,0.000000,-0.336574,0.686556,0.644484,0.000000,-2149703.124175,4385046.401180,4088777.875753,1],    "boundingVolume": {    "region": [2.026538,0.700314,2.026665,0.700383,0.000000,17.014377]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/3_852148.b3dm"}}}