{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897924,-0.440151,0.000000,0.000000,0.282554,-0.576420,0.766748,0.000000,-0.336549,0.686571,0.644481,0.000000,-2149542.985382,4385142.005786,4088759.656307,1],    "boundingVolume": {    "region": [2.026500,0.700310,2.026627,0.700379,0.000000,17.014377]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/3_852115.b3dm"}}}