{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950786,-0.309850,0.000000,0.000000,0.173036,-0.530967,0.829538,0.000000,-0.256492,0.787054,0.561033,0.000000,-1637665.306207,5025236.659487,3558139.404744,1],    "boundingVolume": {    "region": [1.885759,0.595523,1.885904,0.595743,0.000000,8.776407]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/11_1421641.b3dm"}}}