{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897876,-0.440247,0.000000,0.000000,0.282617,-0.576392,0.766746,0.000000,-0.336621,0.686533,0.644483,0.000000,-2150007.705281,4384901.035152,4088773.653759,1],    "boundingVolume": {    "region": [2.026607,0.700313,2.026734,0.700382,0.000000,17.014377]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/3_852144.b3dm"}}}