{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896585,-0.442872,0.000000,0.000000,0.282756,-0.572434,0.769654,0.000000,-0.339922,0.688166,0.640999,0.000000,-2171058.998830,4395267.979432,4066608.011480,1],    "boundingVolume": {    "region": [2.029504,0.695743,2.029687,0.695856,0.000000,21.464909]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/6/3_496703.b3dm"}}}