{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897966,-0.440064,0.000000,0.000000,0.282495,-0.576441,0.766754,0.000000,-0.336485,0.686609,0.644474,0.000000,-2149135.520497,4385385.643507,4088712.858023,1],    "boundingVolume": {    "region": [2.026403,0.700300,2.026530,0.700369,0.000000,8.498668]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/3_852006.b3dm"}}}