{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897876,-0.440248,0.000000,0.000000,0.284564,-0.580363,0.763022,0.000000,-0.334973,0.683172,0.648899,0.000000,-2139523.099946,4363516.925702,4116863.820648,1],    "boundingVolume": {    "region": [2.026604,0.706025,2.026737,0.706247,0.000000,6.396615]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/12_1820211.b3dm"}}}