{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950252,-0.311481,0.000000,0.000000,0.173753,-0.530078,0.829956,0.000000,-0.257973,0.787014,0.560410,0.000000,-1647121.574397,5024966.972994,3554179.848750,1],    "boundingVolume": {    "region": [1.887498,0.594822,1.887597,0.594939,0.000000,8.790312]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/5_1451993.b3dm"}}}